User:Benwing2/test-is-ndecl-orig

• dati/i; hestur (“horse”); masculine nouns in -ur default to gen -s, pl -ar; many words of the same form; also álfur (“elf”), blýantur (“pencil”), broddur (“spike”), brunnur (“well”), eldur (“fire”), gormur (“spiral”), grunnur (“base, foundation”), hlálmur (“helmet”), hólmur (“small island”), hundur (“dog”), kálfur (“calf”) (þrákálfur (“stubborn person”)), klettur (“rock, cliff”), kollur (“head, crown of head; stool”), kóngur (“king”), korkur (“cork”), kústur (“brush, broom”), leistur (“sock; last”), málmur (“metal”), munnur (“mouth”), oddur (“point”), ormur (“worm”) (bandormur (“tapeworm”)), ostur (“cheese”), piltur (“boy, youth”), pollur (“puddle”), póstur (“mail; mailman”), pottur (“pot, pan”), prestur (“minister, priest”), punktur (“point”), runnur (“bush”), sálmur (“hymn”), sporður (“fishtail”), stormur (“storm, wind”), strompur (“chimney”), tindur (“peak, summit”), tollur (“customs”), tvistur (“deuce, two (at cards); tweed”), úlfur (“wolf”), þurrkur (“dry weather”)
• {{is-ndecl|m|pagename=hestur}}
• dati/i; hattur (“hat”); umlauts to höttum in dat pl; also armur (“arm”), askur (“ash (tree)”), barmur (“bosom; edge”), brandur (“firewood; fire; sword”), faðmur (“arms; fathom”), faldur (“seam”), farmur (“load, freight”), gaddur (“harsh frost; spike”), gangur (“going; corridor”) (aðgangur (“entry; access”), afgangur (“rest, remainder”), árgangur (“year (of periodical, school, etc.)”), inngangur (“entrance; admittance”)), garður (“garden; wall, fence”) (búgarður (“estate”)), harmur (“sorrow”), kantur (“rim, edge”), kjaftur (“mouth”), milljarður (“billion”) (miljarður (“billion”), sometimes proscribed), pallur (“platform, dais; landing”), partur (“part”), prófastur (“dean”), sandur (“sand”), skammtur (“portion, ration, dose”), skattur (“tax”), smaragður (“emerald”) (dat pl smarögðum), stampur (“tub, wash tub”), svampur (“sponge”), tarfur (“bull”), vaskur (“sink”), þarmur (“intestine”)
• {{is-ndecl|m|pagename=hattur}}
• dati/i; heimur (“world”), mágur (“brother-in-law”)
• {{is-ndecl|m.dati/i|pagename=heimur}}
• dati/i, sg-only; arður (“profit”); also arfur (“inheritance”), hampur (“hemp”), jarmur (“bleating”), skortur (“shortage”)
• {{is-ndecl|m.sg|pagename=arður}}
• dati/i, sg-only; grátur (“crying, weeping”), alheimur (“universe”)
• {{is-ndecl|m.sg.dati/i|pagename=grátur}}
• dati/i:-; drangur (“pinnacle of rock”), fiskur (“fish”), froskur (“frog”), klerkur (“cleric”), kokkur (“cook”), maðkur (“maggot, worm”) (ánamaðkur (“earthworm”); dat pl ánamöðkum), pískur (“whip”), storkur (“stork”), tankur (“tank”), þorskur (“cod”)
• {{is-ndecl|m.dati/i:-|pagename=drangur}}
• dati/-:i; brimbrjótur (“breakwater”); also hnetubrjótur (“nutcracker”), ísbrjótur (“icebreaker”), dómur (“judgment”), sjúkdómur (“sickness”), draumur (“dream”), eiður (“oath”), hvolpur (“puppy”), jálkur (“inferior horse, nag, hack”), mávur (“seagull”) (máfur (“seagull”), proscribed), munkur (“monk”), pílagrímur (“pilgrim”), toppur (“top”)
• {{is-ndecl|m.dati/-:i|pagename=brimbrjótur}}
• dati/-; flokkur (“group”), hófur (“horse's hoof”), kilpur (“bucket-handle fastening”), stubbur (“stub, stump”)
• {{is-ndecl|m.dati/-|pagename=flokkur}}
• dati:-/i; taktur (“beat (music)”), vogur (“bay”)
• {{is-ndecl|m.dati:-/i|pagename=taktur}}
• dati:-/i, sg-only; ilmur (“pleasant smell”), kjarkur (“courage”)
• {{is-ndecl|m.sg.dati:-/i|pagename=ilmur}}
• dati:-/i:-; dálkur (“fish backbone; book column”), túlkur (“interpreter”)
• {{is-ndecl|m.dati:-/i:-|pagename=dálkur}}
• dati:-/i:-, sg-only; rúgur (“rye”)
• {{is-ndecl|m.sg.dati:-/i:-|pagename=rúgur}}
• dati:-/-:i; baugur (“ring”), diskur (“plate”), gómur (“palate, fingertip”), hljómur (“sound, tone”), koppur (“chamber pot”), ómur (“tone, sound”), rómur (“sound, tone; voice”) (málrómur (“voice”)), spékoppur (“dimple”), þrjótur (“scoundrel”)
• {{is-ndecl|m.dati:-/-:i|pagename=baugur}}
• dati:-/-; bátur (“boat”), gaukur (“cuckoo”) (páfagaukur (“parrot”)), geimur (“space”), háfur (“net; dogfish”) (reykháfur (“chimney”)), haukur (“hawk”), hleifur (“bread, loaf”), hrútur (“ram”), plógur (“plow”), skrokkur (“body”), straumur (“current”), taumur (“rein”)
• {{is-ndecl|m.dati:-/-|pagename=bátur}}
• dat-:i/i; glymur (“clash, resounding”), iðjuhöldur (“factory owner”)
• {{is-ndecl|m.dat-:i/i|pagename=glymur}}
• dat-:i/-:i; hnakkur (“ghost”), hnappur (“button”), hnjúkur (“summit, peak”), hnúkur (“summit, peak”), sloppur (“overall, smock”), stakkur (“wide jacket; stack, pile”), tjakkur (“jack”), vangur (“plain, field”) (leikvangur (“sports field, stadium”), vettvangur (“scene (of action); mostly singular”)
• {{is-ndecl|m.dat-:i/-:i|pagename=hnakkur}}
• dat-:i/-:i; draugur (“ghost”)
• {{is-ndecl|m.dat-:i/-:i|pagename=draugur}}
• dat-:i/-:i, sg-only; eimur (“steam”)
• {{is-ndecl|m.sg.dat-:i/-:i|pagename=eimur}}
• dat-:i/-; þjófur (“thief”); also baukur (“can, box”), dilkur (“lamb”), dúkur (“tablecloth; cloth”), haugur (“mound, heap”), hjúpur (“covering, envelope”), hópur (“group, crowd”), hreimur (“intonation”), hrókur (“rook, castle (chess)”), keipur (“oarlock, thole”), klútur (“cloth, rag”) (vasaklútur (“handkerchief”)), krókur (“hook; corner; detour”), laukur (“onion; leek”), lokkur (“lock of hair”), lygalaupur (“liar”), pungur (“change purse”), rokkur (“spinning wheel”), saumur (“seam; (plural) sewing”), strákur (“boy”), strokkur (“churn”), strútur (“ostrich”)
• {{is-ndecl|m.dat-:i/-|pagename=þjófur}}
• dat-:i/-; hnífur (“knife”)
• {{is-ndecl|m.dat-:i/-|pagename=hnífur}}
• dat-:i/-, sg-only; súgur (“draft (of air)”) (dragsúgur (“draft (of air)”)
• {{is-ndecl|m.sg.dat-:i/-|pagename=súgur}}
• dat-/-; dvergur (“dwarf”), glópur (“fool”), hnútur (“knot”), kaleikur (“cup, chalice”), kærleikur (“love”) (also weak kærleiki), melur (“sandy hill or area”), múgur (“mass, crowd; mob”), njálgur (“threadworm, pinworm”), skápur (“closet, cupboard”) (fataskápur (“wardrobe”), ísskápur (“refrigerator”)), sokkur (“stocking, sock”), sópur (“brush, broom”), teygur (“draft (of drink)”), úfur (“small peg; uvula”)
• {{is-ndecl|m.dat-/-|pagename=dvergur}}
• dat-/-, sg-only; gaumur (“attention”), hlymur (“clash, resounding”), sannleikur (“truth”) (also weak sannkeiki), rígur (“stiffness”), skyrbjúgur (“scurvy”), slægur (“advantage, profit”), stuggur (“loathing”), uggur (“fear”), urgur (“annoyance, anger”), þrekkur (“filth”)
• {{is-ndecl|m.sg.dat-/-|pagename=gaumur}}
• pl-only; tónleikar (“conert”)
• {{is-ndecl|m.pl|pagename=tónleikar}}

with genitive not (only) in -s, contra Thomson

• dati/i, gen -s/-ar; kraftur (“force, strength”)
• {{is-ndecl|m,s:ar|pagename=kraftur}}
• dati/i, gen -s/-ar, pl -ar/-ir; þristur (“three (cards), trey”)
• {{is-ndecl|m,s:ar,ar:ir|pagename=þristur}}
• dati/i, gen -s/-ar; vottur (“witness”)
• {{is-ndecl|m,s:ar|pagename=vottur}}
• dat-/-, gen -s/-ar; sveigur (“wreath, garland”)
• {{is-ndecl|m,s:ar.dat-/-|pagename=sveigur}}
• dati/i, gen -ar/-s; þvottur (“washing”)
• {{is-ndecl|m,ar:s.pagename=þvottur}}
• dat-:i/-:i, gen -ar/-s; ráðunautur (“adviser, counselor”)
• {{is-ndecl|m,ar:s.dat-:i/-:i|pagename=ráðunautur}}
• dat-:i/-, gen -ar/-s; skuldunautur (“debtor”), þjófsnautur (“receiver (of stolen goods)”)
• {{is-ndecl|m,ar:s.dat-:i/-|pagename=skuldunautur}}

with plural not (only) in -ar, contra Thomson

• dati/i, plural in -ir; blundur (“slumber, doze”)
• {{is-ndecl|m,,ir|pagename=blundur}}
• dat-/-, pl -ar/-ir; naglbítur (“(pair of) pincers”); also steinbítur (“wolffish, catfish”), gígur (“crater”)
• {{is-ndecl|m,,ar:ir.dat-/-|pagename=naglbítur}}
• dat-:i/-, pl -ar/-ir; hreppur (“community, township”)
• {{is-ndecl|m,,ar:ir.dat-:i/-|pagename=hreppur}}

proper nouns

• dati; Noregur (“Norway”); sg-only, nodef, dati is the default for proper nouns
• {{is-ndecl|m|pagename=Noregur}}

• Default is dati/-
• dati/-; andstæðingur (“opponent”), búðingur (“pudding”), búningur (“dress, clothing”), einstaklingur (“individual”), fimmeyringur (“five-aurar piece”), tíeyringur (“ten-aurar piece”), fátæklingur (“poor person”), ferningur (“square”), fléttingur (“plait, pigtail”), flutningur (“transportation”), flækingur (“tramp”), frædingur (“scholar”) (eðlisfræðingur (“physicist”), málfræðingur (“grammarian”), sérfræðingur (“specialist”), stærðfræðingur (“mathematician”)), gyðingur (“Jew (religion)”), helmingur (“half”), hyrningur (“polygon; horned animal”) (ferhyrningur (“quadrilateral”), þríhyrningur (“triangle”), nashyrningur (“rhinoceros”)), kettlingur (“kitten”), kjúklingur (“chicken”), krypplingur (“hunchback; cripple”), lærlingur (“apprentice”), milljónamæringur (“millionaire”), næðingur (“cold wind”), ógerningur (“impossibility”), reikningur (“calculation”), sakborningur (“accused person, defendant”), samningur (“agreement”), sívalningur (“cylinder”), sjúklingur (“sick person, patient”), skildingur (“shilling”), snillingur (“master, genius”), snúningur (“turn, turning”), steingervingur (“fossil”), teningur (“cube; die”), unglingur (“youth, boy”), vettlingur (“glove”), víkingur (“viking”), vindlingur (“cigarette”), vinningur (“profit; winnings”), vitfirringur (“madman, madwoman”), vitringur (“wise person”), yrðlingur (“fox cub”), þyrsklingur (“codling”)
• {{is-ndecl|m|pagename=andstæðingur}}
• dati/-, sg-only; almenningur (“the common people, the public”), ávinningur (“profit, advantage”), innflutningur (“import; immigration”), útflutningur (“export”), hryllingur (“shudder”), skilningur (“understanding, sense”), misskilningur (“misunderstanding”), stuðningur (“support, help”), varningur (“trade goods”), þrýstingur (“pressure”)
• {{is-ndecl|m.sg|pagename=almenningur}}
• dati/-; Færeyingur (“Faroe Islander”); `dem` for demonym = capitalized noun behaving like common noun; also Gyðingur (“Jew (ethnic group)”) (vs. gyðingur (“Jew (religion)”)), Englendingur (“English person”), Grænlendingur (“Greenlander”), Hollendingur (“Dutch person”), Íslendingur (“Icelandic person”), Svisslendingur (“Swiss person”), Reykvíkingur (“inhabitant of Reykjavik”)
• {{is-ndecl|m.dem|pagename=Færeyingur}}
• dati:-/-; peningur (“coin; money”)
• {{is-ndecl|m.dati:-/-|pagename=peningur}}

• Default is dati/-
• dati/-; blöndungur (“carburetor”), botnvörpungur (“trawler (archaic)”), bræðrungur (“cousin (son of father's brother)”), duttlungur (“caprice, whim; melancholy”), fjórðungur (“(one) quarter”), hvítvoðungur (“baby”), kinnungur (“bow (of ship)”), löðrungur (“box on the ears”), rostungur (“walrus”), silungur (“trout”), þriðjungur (“(one) third”), þumlungur (“inch”), þörungur (“alga”), öldungur (“old man; chief”)
• {{is-ndecl|m|pagename=blöndungur}}
• dati/-, sg-only; glerungur (“enamel”)
• {{is-ndecl|m.sg|pagename=glerungur}}
• dati/i:-; konungur (“king”)
• {{is-ndecl|m.dati/i:-|pagename=konungur}}

• dagur (“day”); irregular dat sg degi; umlauts to dögum in dat pl
• {{is-ndecl|m.imut.dati/i|pagename=dagur}}
• Dagur (male given name); dat sg either Degi or Dag
• {{is-ndecl|m.pers.imut.dati:-|pagename=Dagur}}
• with -v- insertion in plural: söngur (“song”) (including before -um)
• {{is-ndecl|m.v.dat-/-|pagename=söngur}}
• Jesús (“Jesus”)
• {{is-ndecl|m.pers.stem:Jesú.acc-:m.dat+gen-|pagename=Jesús}}

• dat-:i/-; grautur (“porridge”)
• {{is-ndecl|m,ar.dat-:i/-|pagename=grautur}}
• dati/-, sg-only; auður (“wealth”); gen in -s/-ar per Thomson but gen in -s only per BÍN
• {{is-ndecl|m.sg.dati/-|pagename=auður}}
• dat-:i/-:i; bógur (“bow (of a ship)”); gen in -s/-ar per Thomson but gen in -s only per BÍN
• {{is-ndecl|m.dat-:i/-:i|pagename=bógur}}
• dati/-:i, sg-only; friður (“peace”); gen in -ar per Thomson but gen in -ar/-s per BÍN, but -arins only in def
• {{is-ndecl|m,ar:s/ar.sg.dati/-:i|pagename=friður}}
• dati/i, sg-only; hrollur (“shudder”); gen in -s/-ar per Thomson but gen in -s only per BÍN
• {{is-ndecl|m.sg|pagename=hrollur}}
• dati/i; höfundur (“author”); gen in -ar per Thomson and BÍN
• {{is-ndecl|m,ar|pagename=höfundur}}
• dati/i; lávarður (“lord (English nobleman)”); gen in -s per Thomson but -s/-ar per BÍN; dat pl lávörðum
• {{is-ndecl|m,s:ar|pagename=lávarður}}
• dat-/-; matur (“food”); gen in -ar per Thomson and BÍN
• {{is-ndecl|m,ar.dat-/-|pagename=matur}}
• dat-:i/-:i; niður (“murmur (of water)”); gen in -ar per Thomson and BÍN
• {{is-ndecl|m,ar.sg.dat-:i/-:i|pagename=niður}}
• dat-:i/i, with -j- insertion: niður (“descendant”)
• {{is-ndecl|m,jar.j.dat-:i/i|pagename=niður}}
• dati:-/-:i; óður (“song, poetry”); gen in -ar/-s per Thomson but -s only per BÍN
• {{is-ndecl|m.sg.dati:-/-:i|pagename=óður}}
• -skapur (“-ship”), e.g. vinskapur (“friendship”); dat in -/-num, gen in -ar, sg only unless overridden; handled automatically; some examples: asnaskapur (“foolishness”), barnaskapur (“childishness, naivete”), búskapur (“farming; housekeeping”), drykkjuskapur (“drunkenness, drinking”), félagsskapur (“friendship; society”), heyskapur (“haymaking”), hjúskapur (“marriage”), hrottaskapur (“brutality”), kveðskapur (“poetry”), saumaskapur (“sewing”), sóðaskapur (“impurity, uncleanliness”)
• {{is-ndecl|m|pagename=vinskapur}}
• dati/i; skógur (“wood, forest”); gen in -ar per Thomson and BÍN
• {{is-ndecl|m,ar.dati/i|pagename=skógur}}
• dati:-/-; skriður (“gliding, speed”); gen in -ar/-s per Thomson but -s only per BÍN
• {{is-ndecl|m.sg.dati:-/-|pagename=skriður}}
• dat-:i/-:i; snúður (“turning; roll, bun”); gen in -s/-ar per Thomson and BÍN
• {{is-ndecl|m,s:ar.dat-:i/-:i|pagename=snúður}}
• dati/i, sg-only; sultur (“hunger”)
• {{is-ndecl|m,ar:s.sg|pagename=sultur}}
• dat-/-; veigur (“strength, solidity”)
• {{is-ndecl|m,s:ar.sg.dat-/-|pagename=veigur}}
• dati/i; vindur (“wind”)
• {{is-ndecl|m,s:ar|pagename=vindur}}
• dati/i; vísundur (“bison, buffalo”)
• {{is-ndecl|m,s:ar|pagename=vísundur}}
• dati/i; þróttur (“strength, vigor”)
• {{is-ndecl|m,ar.sg|pagename=þróttur}}
• dati/i; þröskuldur (“threshold”)
• {{is-ndecl|m,s:ar,ar:ir|pagename=þröskuldur}}

proper names default to dative in -i

• Merkúríus (“Mercury”); gen -ar per Thomson but -s per BÍN (NOTE: I think the latter is a mistake); dat - per Thomson but -i per BÍN
• {{is-ndecl|m,ar|pagename=Merkúríus}}
• Neptúnus (“Neptune (god, planet, male given name)”); gen -ar per Thomson and BÍN; dat - per Thomson but -i per BÍN
• {{is-ndecl|m,ar|pagename=Neptúnus}}
• Satúrnus (“Saturn”); gen -ar per Thomson and BÍN; dat - per Thomson but -i per BÍN
• {{is-ndecl|m,ar|pagename=Merkúríus}}
• Skánn (“Scania, Skåne”); gen -ar per Thomson but -s per BÍN; dat -i per Thomson and BÍN; stem is Skán-
• {{is-ndecl|m|pagename=Skánn}}
• Spánn (“Spain”); gen -ar per Thomson and BÍN; dat -i per Thomson and BÍN
• {{is-ndecl|m,ar|pagename=Spánn}}
• Úranus (“Uranus (god, planet, male given name)”); gen -ar per Thomson and BÍN; dat - per Thomson but -i per BÍN
• {{is-ndecl|m,ar|pagename=Úranus}}

Personal names:

• Jóhannes (“John”); also Elías, Filippus, Hákon, Hannes, Jason, Jónas, Júlíus, Lárus, Magnús, Markús, Matthías, Nikulás, Sigfús, Símon, Tómas, Vigfús
• {{is-ndecl|m,ar.pers|pagename=Jóhannes}}
• Hálfdan; also Hálfdán
• {{is-ndecl|m,ar:s.pers|pagename=Hálfdan}}
• dat-:i per BÍN; Salómon
• {{is-ndecl|m.dat-:i|pagename=Salómon}}
• Bárður; also Eyvindur, Geirröður, Guðröður, Hallfreður, Jörundur, Völundur, Þórður, Þrándur, Önundur, names in -mundur (Ásmundur, Geirmundur, Guðmundur , Ingimundur, Kristmundur, Sigmundur, Sigurmundur, Sæmundur, Vilmundur , Ögmundur )
• {{is-ndecl|m,ar|pagename=Bárður}}
• Freymóður; also Hermóður, Hreggviður, Þormóður, Guðvarður
• {{is-ndecl|m,s:ar|pagename=Freymóður}}
• Höskuldur; also Sigurður , Einvarður, Hallvarður, Hávarður, Þorvarður
• {{is-ndecl|m,ar:s|pagename=Höskuldur}}
• Auðunn
• {{is-ndecl|m,s:ar.-con|pagename=Auðunn}}
• Gissur; also Össur
• {{is-ndecl|m,ar.#|pagename=Gissur}}

• dati/i; akur (“field”); stem is akur- not ak-; umlauts to ökrum in dat pl. All (?) masculine and neuter nouns with stem in -ur contract, so this is the default. Also: aldur (“age, epoch”) (dat pl öldrum; faraldur (“epidemic”) , heimsfaraldur (“pandemic”) ), auðjöfur (“tycoon”), austur (“ladling; waste”), bakstur (“baking, pastry”) (dat pl bökstrum), Baldur (“Baldur (Norse god)”) (skuggabaldur (“tomcat-vixen offspring; evil spirit; evildoer”)), berangur (“outdoors (?)”), bifur (“beaver; feeling”), blástur (“breeze; act of blowing”) (aðblástur (“preaspirion”), uppblástur (“wind erosion”)), bólstur (“pillow”), erindrekstur (“diplomatic mission”), farangur (“luggage”), fjötur (“fetter, shackle”), framúrakstur (“overtaking”), galdur (“magic; (magic) trick; charm, spell”), hafur (“buck (male goat)”), hamstur (“hamster”), heiður (“honor”), jöfur (“ruler, monarch”), kappakstur (“speeding; racing”), kögur (“fringe”), leiðangur (“expedition, journey”), lúður (“trumpet, horn”) (þokulúður (“foghorn”)), mjaldur (“beluga whale”), mokstur (“shoveling”), muldur (“murmuring”), naður (“adder, viper”), nykur (“nixie (type of water demon)”), otur (“otter”) (sæotur (“sea otter”)), plástur (“plaster, bandage”), reður (“penis”), sigur (“victory”), sykur (“sugar”) (flórsykur (“powdered sugar”), maltsykur (“maltose”), púðursykur (“brown sugar”), sleikjubrjóstsykur (“lollipop, sucker”) mjólkursykur (“lactose”), tígur (“tiger”) (blettatígur (“cheetah”)), tuldur (“murmuring”), tötur (“rag, tatter”), vikur (“pumice”), ölur (“alder”) (gráölur (“grey alder”)); given names, e.g. Baldur (male given name), Pétur (“Peter”), Sigur (male given name)
• {{is-ndecl|m.#|pagename=akur}}
• dati/i,sg-only; alabastur (“alabaster”), árangur (“success; outcome”), áróður (“propaganda; sedition”)
• {{is-ndecl|m.sg.#|pagename=alabastur}}

• hlátur (“laughter”); two possible genitives, plural defaults to -ar; also: veður (“ram (archaic or poetic); battering ram (archaic); spike at the end of a hiking pole”); árekstur (“collision; clash”)
• {{is-ndecl|m,s:ar.#|pagename=hlátur}}
• gróður (“plants, vegetation”); same as hlátur but no plural; also: rakstur (“raking; shoveling”)
• {{is-ndecl|m,s:ar.#.sg|pagename=gróður}}
• lestur (“reading, perusal”); two possible genitives, plural defaults to -ar; also: fyrirlestur (“lecture”), kappróður (“regatta”), rekstur (“driving, herding; operation; processing, management”), róður (“rowing”)
• {{is-ndecl|m,ar:s.#|pagename=lestur}}
• akkur (“benefit, advantage”); -ur can either be a nom ending or part of the stem. The syntax here is the standard "alternation" syntax found in the inflection specs of all languages that use Module:inflection utilities (which is several dozen by now).
• {{is-ndecl|((<m.#.sg>,<m.sg>))|pagename=akkur}}
• fingur (“finger”): irregular nom/acc pl
• {{is-ndecl|m.#.nompl+accpl:#|pagename=fingur}}
• fingur (“finger”): because certain common irregular nouns have several compounds that behave the same way, they can be handled automatically using '@', which means "built-in". It looks for recognized suffixes and uses an internal mapping to the appropriate declension specs. Examples of compounds of fingur: baugfingur (“ring finger”); litlifingur (“little finger, pinky”); skollafingur (“fir clubmoss”); vísifingur (“index finger”); þumalfingur (“thumb”).
• {{is-ndecl|m.@|pagename=fingur}}

• NOTE: in most of these, the stem ends in -á, which is the default.
• NOTE: specifying 'ir' as nom pl autoselects accusative pl in -i.
• NOTE: default dative is -/-.
• nár (“corpse”); also sár (“tub (archaic)”), hár (“thole, oarlock (archaic)”) (given below as well), sænár (“sea corpse???”); dat pl in -um
• {{is-ndecl|m,,ir|pagename=nár}}
• hár (“thole, oarlock (archaic)”)
• {{is-ndecl|m,,ir|pagename=hár}}
• hár (“spiny dogfish (archaic)”)
• {{is-ndecl|m.v|pagename=hár}}
• kljár (“weaving stone (archaic)”); BÍN says it's singular-only, Thomson gives pl in -ir.
• {{is-ndecl|m.sg|pagename=kljár}} or {{is-ndecl|m,,ir|pagename=kljár}}
• ljár (“scythe”); Thomson says def gen pl ljánna is more common than ljáanna, while BÍN lists only ljáanna.
• {{is-ndecl|m,,ir.datplum:m/um|pagename=ljár}}
• skjár (“video screen, monitor, display; animal membrane window (historical)”)
• {{is-ndecl|m,,ir.datplum:m/um|pagename=skjár}}
• with -v- insertion in plural and obsolete singular dative (mentioned in Thomson, not in BÍN): már (“seagull”)
• {{is-ndecl|m.v.dat-:vi|pagename=már}}
• with -v- insertion in genitive singular: sjár (“sea”) (more common: sjór); also snjár (“snow”) (more common: snjór, snær)
• {{is-ndecl|m,var.v.sg|pagename=sjár}}
• stem ends in r: ár (“?”) (archaic)
• {{is-ndecl|m.#.dati/i|pagename=ár}}
• stem ends in r, dat-/-: lár (“wooden box for wool”); also klár (“inferior horse, nag”), pílár (“slat, fence post; spoke”) (dated; usually pílári), kentár (“centaur”)
• {{is-ndecl|m.#|pagename=lár}}

• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.
• stem is 'Má': Már (male given name); obsolete singular dative Mávi (mentioned in Thomson, not in BÍN)
• {{is-ndecl|m.dat-:vi|pagename=Már}}
• stem is 'Frá': Frár (male given name)
• {{is-ndecl|m|pagename=Frár}}
• stem ends in r: Kár (male given name); also Lár (male given name), Hár (proper noun of some sort)
• {{is-ndecl|m.#.dat-|pagename=Kár}}

• NOTE: stem includes -r by default.
• NOTE: default dative of words whose stem ends in vowel or -r after a vowel is -/-.
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.
• bjór (“beer; beaver”); also flór (“dung channel in cow barn”), hór (“adulterer”) (archaic), kondór (“condor”), kontór (“office”), kór (“choir”), dór (“?”), þjór (“bull”) (archaic), stjór (“?”), tenór (“tenor”), ökuþór (“professional sports driver”)
• {{is-ndecl|m|pagename=bjór}}
• klór (“chlorine”)
• {{is-ndecl|m.sg|pagename=klór}}
• hór (“pothook”); ## means "stem is from lemma without final -r"; also mór (“moor”), dínamór (“dynamo”), jór (“steed (poetic)”), nór (“cooling trough (in a smithy)”)
• {{is-ndecl|m.##|pagename=hór}}
• þrór (“?”) (obsolete)
• {{is-ndecl|m.##.sg|pagename=þrór}}
• skjór (“magpie”); in the following, there are two possible paradigms, one based on a root skjór- with pl in -ar and one based off of a root in skjó with a pl in -ir; the latter has two possible dat pl's, a regular one and a more common contracted one, and corresponding definite forms; we omit the definite forms from the override as they are formed normally from the indef forms (-m -> -num)
• {{is-ndecl|((<m>,<m,,ir.##.datplm:um>))|pagename=skjór}}
• sjór (“sea”); in the following, ## indicates that the stem subtracts -r from the lemma; the colon at the beginning of the genitive ending (after the first comma) means that the overrides are full forms; and the ~ stands for the stem.
• {{is-ndecl|m,:sjávar:~ar:~s,ir.##|pagename=sjór}}
• snjór (“snow”); in the following, ## indicates that the stem subtracts -r from the lemma.
• {{is-ndecl|m,s:var:ar,ar:var.##|pagename=snjór}}
• stem is 'Dór': Dór (male given name); also Tór, Þór
• {{is-ndecl|m.dat-|pagename=Dór}}
• skór (“shoe”); compounds: we currently have three in Wiktionary: fjallgönguskór (“climbing boot”), ilskór (“sandal”) and strigaskór (“sneaker, trainer”). But BÍN lists over 100. NOTE: acc pl is formed from nom pl by subtracting the -r except in the case of -ur.
• {{is-ndecl|m,,r.datplm.defgenplnna|pagename=skór}}
• Because of all the compounds, skór is a built-in.
• {{is-ndecl|m.@|pagename=skór}}

• NOTE: stem does *NOT* include -r by default.
• NOTE: default dative of words whose stem ends in vowel or -r after a vowel is -/-.
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.
• glær (“sea”) (archaic except in fixed expressions, especially kasta á glæ (“to squander”, literally “to throw into the sea”)) (sg-only); also skær (“?”) (obsolete)
• {{is-ndecl|m.sg|pagename=glær}}
• blær (“gentle breeze”)
• {{is-ndecl|m,s:jar:var,ir.j|pagename=blær}}
• with -v- insertion in plural: blær (“ram (obsolete); sword (obsolete)”); NOT IN BÍN (from Thomson)
• {{is-ndecl|m.v|pagename=blær}}
• bær (“farm; town”); also óbær (“?”)
• {{is-ndecl|m,jar,ir.j|pagename=bær}}
• sær (“sea”)
• {{is-ndecl|m,var.sg|pagename=sær}}
• snær (“snow”)
• {{is-ndecl|m,s:var.sg.dat-:vi|pagename=snær}}

• NOTE: stem does *NOT* include -r by default.
• NOTE: default dative of words whose stem ends in vowel or -r after a vowel is -/-.
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel or vowel + r have dati as the default.
• ýr (“yew”) (sg-only)
• {{is-ndecl|m.sg|pagename=ýr}}
• býr (“town, farm”); also gnýr (“clash, crash, roar, rumble; blue wildebeest”)
• {{is-ndecl|m,,ir.j|pagename=býr}}
• with -v- insertion in plural and irregular plural stem: týr (“hero; god (poetic)”)
• {{is-ndecl|m.plstem:tív|pagename=týr}}
• fýr (“dude, guy (informal)”); also lýr (“pollock”), sýr (“?”) (poetic), ýr (“?”) (obsolete; gen ýrs, nom pl ýrar), hlýr (“?”) (obsolete)
• {{is-ndecl|m.#|pagename=fýr}}
• sýr (“? (poetic)”); also glýr (“?”) (obsolete)
• {{is-ndecl|m.sg.#|pagename=sýr}}

• Týr (male given name) (Angantýr, Hjálmtýr, Sigtýr, Valtýr, Vigtýr); also Gnýr (Arnagnýr, Þorgnýr), Dagnýr, Guðnýr, Oddnýr
• {{is-ndecl|m|pagename=Týr}}

• NOTE: stem does *NOT* include -r by default.
• NOTE: default dative of words whose stem ends in vowel or -r after a vowel is -/-.
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.
• þeyr (“thaw, thawing wind”) (sg-only)
• {{is-ndecl|m.sg|pagename=þeyr}}
• reyr (“reed”)
• {{is-ndecl|m.sg.#|pagename=reyr}}
• Freyr (male given name)
• {{is-ndecl|m|pagename=Freyr}}

• NOTE: stem *DOES* include -r by default.
• NOTE: default dative of words whose stem ends in vowel or -r after a vowel is -/-.
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.
• with -v- insertion in plural: bör (“tree, wood (poetic)”)
• {{is-ndecl|m.v|pagename=bör}}
• with -v- insertion in plural: hjör (“sword (poetic)”)
• {{is-ndecl|m.v|pagename=hjör}}
• with -v- insertion in plural: spör (“sparrow”)
• {{is-ndecl|m.v|pagename=spör}}
• with -v- insertion in plural?: mör (“suet”) (in BÍN, sg-only); also blóðmör (“blood sausage”)
• {{is-ndecl|m.sg|pagename=mör}}
• hör (“flax”)
• {{is-ndecl|m.sg|pagename=hör}}
• líkjör (“liqueur”); also amatör (“amateur”)
• {{is-ndecl|m|pagename=líkjör}}
• Nör (proper name (?)) (archaic)
• {{is-ndecl|m.dat-|pagename=Nör}}
• knör (“ship (poetic; proscribed for knörr)”)
• {{is-ndecl|m,ar,ir.unumut.imut.dati/i|pagename=knör}}
• Knör (place name)
• {{is-ndecl|m,ar.unumut.imut|pagename=Knör}}

• NOTE: stem *DOES* include -r by default.
• NOTE: default dative of words whose stem ends in vowel or -r after a vowel is -/-.
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.
• maur (“ant”); also gaur (“ruffian”), paur (“devil; enmity”), staur (“post”) (ljósastaur (“lamp post”))
• {{is-ndecl|m|pagename=maur}}
• aur (“loam, mud”); also smáaur (“penny; (pl) small change, small amount”)
• {{is-ndecl|m.dat-:i/-|pagename=aur}}
• smáaur (“penny; (pl) small change, small amount”); also sandaur (“?”) svifaur (“?”)
• {{is-ndecl|m.dat-:i/-|pagename=smáaur}}
• saur (“dirt; excrement”)
• {{is-ndecl|m.sg}}
• Jókuaur (place name)
• {{is-ndecl|m.dat-:i}}

• NOTE: stem *DOES* include -r by default.
• NOTE: default dative of words whose stem ends in vowel or -r after a vowel is -/-, except when contraction takes place (it produces a two-consonant cluster in the dative).
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.
• hamar (“hammer”) (dat pl hömrum); also humar (“lobster”), jaðar (“edge”) (dat pl jöðrum), gagar (“?”) (archaic), kamar (“chamber?”), lokar (“?”) (archaic), nafar (“navel?”), compounds
• {{is-ndecl|m.con|pagename=hamar}}

• dat-/-: radar (“radar”) (dat pl radörum); also bar (“bar (unit)”) (usually neuter; dat pl börum), spíkar (“large nail”) (rare; dat pl spíkörum), basar (“bazaar”) (dat pl basörum), dínar (“dinar”) (dat pl dínörum), lúkar (“hatch?”) (dat pl lúkörum), lúgar (“poetic for lúkar”), sígar (“cigar”) (dat pl sígörum), sítar (“sitar”) (dat pl sítörum), sónar (“sonar”) (dat pl sónörum), tapar (“?”) (obsolete; dat pl tapörum)
• {{is-ndecl|m|pagename=radar}}
• dat-/-: bikar (“beaker”) (dat pl bikurum), dollar (“dollar”) (dat pl dollurum)
• {{is-ndecl|m.uumut|pagename=bikar}}
• dat-/-: gítar (“guitar”) (dat pl gítörum/gíturum)
• {{is-ndecl|m.umut,uumut|pagename=gítar}}
• dat-/-, sg-only: kopar (“copper”); also pipar (“pepper”), agar (“agar?”) (also neuter), hasar (“action?”)
• {{is-ndecl|m.sg|pagename=kopar}}
• dat-/i:-: tsar (“tsar”) (dat pl tsörum); also zar (“tsar (proscribed)”)
• {{is-ndecl|m.dat-/i:-|pagename=tsar}}
• Ánar (proper name; poetic); also Kíar, Ónar
• {{is-ndecl|m}}
• Ásar (male given name); also Ísar, Ívar, Ómar, Róar, Ýrar, Ævar, Öxar
• {{is-ndecl|m}}

poetic, monosyllabic

• mar (“sea (poetic, in a collective sense)”); dat sg in -:-i/-num:-inum per BÍN; gen in -ar per Thomson and BÍN
• {{is-ndecl|m,ar.sg.dat-:i/-:i|pagename=mar}}
• mar (“horse (poetic)”); dat sg in -:-i/-num:-inum per BÍN; gen in -s per Thomson and BÍN; pl in -ar or -ir; dat pl mörum
• {{is-ndecl|m,,ar:ir.dat-:i/-:i|pagename=mar}}

• NOTE: stem *DOES* include -r by default.
• NOTE: default dative of words whose stem ends in vowel or -r after a vowel is -/-.
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.
• dat-/-: bor (“drill”) (also eldbor (“?”), trébor (“?”), vélbor (“?”)); also doktor (“doctor”), lektor (“professor”), mótor (“motor”), prófessor (“professor”), rektor (“high school principal; university president”), traktor (“tractor”), hónor (“?”), major (“?”), príor (“?”), faktor (“?”), kantor (“?”), mentor (“?”), pastor (“?”), signor (“?”) (archaic), vektor (“?”)
• {{is-ndecl|m|pagename=bor}}
• dat-/-: hor (“?”); also amor (“?”) (obsolete), húmor (“?”), terror (“?”)
• {{is-ndecl|m.sg|pagename=hor}}
• dat-:i/-: flúor (“flourine”) (also neuter; also masculine flúr)
• {{is-ndecl|m.sg.dat-:i/-|pagename=flúor}}
• dat-: Tor (male given name); also Anor, Thor, Príor, Gregor
• {{is-ndecl|m.dat-|pagename=Tor}}
• dat-: Amor (proper name)
• {{is-ndecl|m.dat-|pagename=Amor}}
• dat-: Orator (organization name)
• {{is-ndecl|m.dat-|pagename=Orator}}
• dati: Ektor (proper name); also Hector, Hektor, Kastor, Victor, Viktor
• {{is-ndecl|m|pagename=Ektor}}

• NOTE: stem *DOES* include -r by default.
• NOTE: default dative of words whose stem ends in vowel or -r after a vowel is -/-.
• NOTE: For simplicity, all proper names except those whose stem ends in a vowel have dati as the default.

• dat-:i/-; ver (“man, husband (poetic)”)
• {{is-ndecl|m.dat-:i/-|pagename=ver}}
• dat-/-; her (“army”)
• {{is-ndecl|m,,ir.j|pagename=her}}
• dat-/-; hver (“hot spring??”)
• {{is-ndecl|m,,ir:ar|pagename=hver}}
• dat-/-; eter (“?”)
• {{is-ndecl|m.sg|pagename=eter}}
• NOTE: ver (“wake of oars”) not in BÍN; claimed to be dat-/-, gen in -s, pl in -ir
• dat-; Per (male given name); also Ver
• {{is-ndecl|m.dat-|pagename=Per}}
• dat-; Grer (proper name)
• {{is-ndecl|m.dat-|pagename=Grer}}

• dat-:i/-; geir (“?”)
• {{is-ndecl|m.dat-:i/-|pagename=geir}}
• dat-:i/-, sg-only; eir (“copper”)
• {{is-ndecl|m.sg.dat-:i/-|pagename=eir}}
• dat-/-; leir (“clay”)
• {{is-ndecl|m.sg|pagename=leir}}
• dat-; Geir (male given name)
• {{is-ndecl|m.dat-|pagename=Geir}}

• dat-/-; gír (“gear (auto)”); also pappír (“paper”), safír (“sapphire”) (saffír (“sapphire”), proscribed), vesír (“vizier”), vír (“wire”), fír (“??? (fairy?)”), emír (“emir”)
• {{is-ndecl|m|pagename=gír}}
• dat-/-, sg-only; tír (“honor”)
• {{is-ndecl|m,s:ar.sg|pagename=tír}}
• dat-; Kasmír (“Kashmir”)
• {{is-ndecl|m,-:s.dat-|pagename=Kasmír}}
• dat-; Amír (male given name)
• {{is-ndecl|m.dat-|pagename=Amír}}

• dat-/-; múr (“wall”); also skúr (“shed”) (bílskúr (“garage”)), dúr (“major (music)”), kúr (“?”), lúr (“nap???”), túr (“tour???”), lemúr (“lemur”)
• {{is-ndecl|m|pagename=múr}}
• dat-/-; gúr (“gourd???”); also súr (“???”), asúr (“???”), lasúr (“enamel glaze???”)
• {{is-ndecl|m.sg|pagename=gúr}}
• dat-/-; skúr (“rain shower”) (usually feminine)
• {{is-ndecl|m,,ir|pagename=skúr}}
• dat-:i/-:i; flúr (“fluorine”) (proscribed for flúor)
• {{is-ndecl|m.sg.dat-:i/-:i|pagename=flúr}}
• dati: Artúr (male given name)
• {{is-ndecl|m|pagename=Artúr}}

• dat-/-; byr (“fair wind”)
• {{is-ndecl|m,jar:s,ir.j|pagename=byr}}
• dat-/-; styr (“battle, disturbance”)
• {{is-ndecl|m,jar.sg.j|pagename=styr}}
• dat-/-; hyr (“fire (poetic)”)
• {{is-ndecl|m,s:jar.sg|pagename=hyr}}
• dat-/-; Styr (male given name)
• {{is-ndecl|m.sg.dat-|pagename=Styr}}

• dat i/i; botn (“bottom”), fugl (“bird”) (alifugl (“poultry (usually plural?)”)), , ofn (“stove; radiator”), stofn (“stem”), turn (“tower”) (söluturn (“kiosk”), vitaturn (“lighthouse”)), þegn (“subject”)
• {{is-ndecl|m|pagename=botn}}
• dat i/i, sg-only; svefn (“sleep”)
• {{is-ndecl|m.sg|pagename=svefn}}
• dat i/i, with umut; afl (“forge”), gafl (“gable”), hrafn (“raven”), jarl (“earl, count”), jaxl (“molar (tooth)”), kall (“guy, dude; ten-krónur bill”), karl (“man, guy”) (hákarl (“shark”); dat pl hákörlum), skafl (“snowdrift; sand drift”), stafn (“stem (of ship)”), vagl (“tie beam”), vagn (“wagon”) (barnavagn (“baby carriage”), strætisvagn (“city bus”))
• {{is-ndecl|m|pagename=afl}}
• dat i/i, with loss of -s in gen sg after C + s; foss (“waterfall”), háls (“neck”), koss (“kiss”), kross (“cross”)
• {{is-ndecl|m|pagename=foss}}
• dat i/i, with umut and loss of -s in gen sg after C + s; dans (“dance”), lax (“salmon”), rass (“ass, posterior”), vals (“rotating cylinder in machinery; waltz”)
• {{is-ndecl|m|pagename=dans}}
• {{is-ndecl|m|pagename=lax}}
• dat i:-/i, with loss of -s in gen sg after C + s; prins (“prince”)
• {{is-ndecl|m.dati:-/i|pagename=prins}}
• dat i:-/i, with umut and loss of -s in gen sg after C + s; krans (“wreath, garland”)
• {{is-ndecl|m.dati:-/i|pagename=krans}}
• dat -/i, with loss of -s in gen sg after C + s; pels (“fur; fur coat”)
• {{is-ndecl|m.dat-/i|pagename=pels}}
• dat -/i, with umut and loss of -s in gen sg after C + s; mars (“March; march (military song)”), sjans (“chance”) (also séns)
• {{is-ndecl|m.dat-/i|pagename=mars}}

personal names

• dat i; Hrafn (male given name), Jón (male given name), Karl (male given name)
• {{is-ndecl|m|pagename=Hrafn}}
• dat -; Mars (“Mars (planet; male given name; Roman god)”)
• {{is-ndecl|m.dat-|pagename=Mars}}

• dat i:-/-; ós (“river mouth”)
• {{is-ndecl|m.dati:-/-|pagename=ós}}
• dat -:i/-; ás (“beam; axle; ridge, long hill; ace”); also bás (“stall in cow barn”), hnaus (“piece of turf”), lás (“lock”) (rennilás (“zipper”)), ys (“noise”)
• {{is-ndecl|m.dat-:i/-|pagename=ás}}
• dat -:i/-:i; plús (“plus (sign)”)
• {{is-ndecl|m.dat-:i/-:i|pagename=plús}}
• dat -:i/-; ís (“ice”)
• {{is-ndecl|m.dat-:i/-|pagename=ís}}
• dat -/-; haus (“head”); also þys (“noise”)
• {{is-ndecl|m.dat-/-|pagename=haus}}
• dat -/-, pl -ir with i-mut; ás (“ás (type of Norse god)”)
• {{is-ndecl|m,,ir.imut.dat-:i/-|pagename=ás}}: dat sg ás per BÍN but æsi per Thomson

• dat i/-:i; biskup (“bishop (priest; chess)”)
• {{is-ndecl|m.dati/-:i|pagename=biskup}}
• dat -:i/-:i, gen -/-s; tennis (“tennis”)
• {{is-ndecl|m,-:s.sg.dat-:i/-:i|pagename=tennis}}
• dat -:i/-; kjaftás (“chatterbox”), prímus (“primus stove”), radíus (“radius”)
• {{is-ndecl|m.dat-:i/-|pagename=kjaftás}}
• dat -/i; barón (“baron”); also dívan (“divan”) (dat pl dívönum), dósent (“assistant professor”), kalkún (“turkey”) (more commonly kalkúnn or kalkúni), kumpán (“comrade, buddy”) (also kompán; more commonly kumpáni), soldán (“sultan”), sópran (“soprano”) (dat pl sóprönum), stúdent (“student”), tangens (“tangent”), tendens (“tendency”)
• {{is-ndecl|m.dat-/i|pagename=barón}}
• dat -/i, sg-only; saffran (“saffron”) (also safran (“same, proscribed”); more commonly neuter)
• {{is-ndecl|m.sg.dat-/i|pagename=saffran}}
• dat -/i:-; ananas (“pineapple”) (dat pl ananösum)
• {{is-ndecl|m.dat-/i:-|pagename=ananas}}
• dat -/-; kompás (“compass”), kósínus (“cosine”), sínus (“sine”)
• {{is-ndecl|m.dat-/-|pagename=kompás}}
• dat -/-, sg-only; kandís (“sugar candy”), maís (“corn, maize”), spíritus (“spirit, alcohol”)
• {{is-ndecl|m.sg.dat-/-|pagename=kandís}}

• dat -/i; Satan (“Satan”) (dat pl Satönum; also satan (“proscribed”))
• {{is-ndecl|m.both.def.dat-/i|pagename=Satan}}
• dat -; Júpíter (“Jupiter (planet; Roman god)”) (Júpiter (“same, proscribed”))
• {{is-ndecl|m.dat-|pagename=Júpíter}}
• dat -; Plútó (“Pluto (planet; Roman god)”); dat- is the default for stems ending in a vowel
• {{is-ndecl|m|pagename=Plútó}}
• FIXME: pp. 58-60 in Thomson

• NOTE: Defaults to dat-/- when not a proper name.
• dat -/-; bíll (“car”); gen sg bíls; also: aðmíráll (“admiral”), áll (“eel”), annáll (“annal, yearbook”), díll (“mark, stain; (colloquial) deal”), fíll (“elephant”), gúll (“oral cavity”), kjóll (“dress”), konsúll (“consul”), magáll (“tripe”), makríll (“mackerel”), múll (“muzzle; mule”), panell (“paneling”) (rarely also panill), píll (“willow (archaic)”), póll (“pole”), stíll (“style; theme, essay”), vefstóll (“loom”)
• {{is-ndecl|m|pagename=bíll}}
• dat-/-, sg-only; skríll (“mob, rabble”)
• {{is-ndecl|m.sg|pagename=skríll}}
• dat-:i/-; hvoll (“hill”), kokkáll (“cuckold”), páll (“spade, pointed shovel”), þræll (“slave”)
• {{is-ndecl|m.dat-:i/-|pagename=hvoll}}
• dat-:i/-; hóll (“hill”)
• {{is-ndecl|m.dat-:i/-|pagename=hóll}}
• dat-:i/-; hæll (“heel”)
• {{is-ndecl|m.dat-:i/-|pagename=hæll}}
• dat-:i/-; stóll (“chair”)
• {{is-ndecl|m.dat-:i/-|pagename=stóll}}

• NOTE: Defaults to dati when a proper name.
• Njáll (male given name); also Ársæll, Páll
• {{is-ndecl|m|pagename=Njáll}}
• Þorkell (male given name); has archaic alt dat in -katli, handled automatically; also Áskell, Grímkell, Hallkell, Hrafnkell
• {{is-ndecl|m.dat:~i:Þorkatli|pagename=Þorkell}}
• {{is-ndecl|m|pagename=Þorkell}}
• Hóll (place name); also Hvoll
• {{is-ndecl|m.dati:-|pagename=Hóll}}

• NOTE: Most masculine nouns in -all/-ill/-ull contract so this is the default. Use `.-con` to turn off contraction. With contraction, dat i/i is the default.
• dati/i; buffall (“buffalo”), gaffall (“fork”) (dat pl göfflum), humall (“hop (plant)”), kaðall (“rope”) (dat pl köðlum), staðall (“standard”) (dat pl stöðlum), þumall (“thumb”) biðill (“suitor”), depill (“point”), ekkill (“widower”), fífill (“dandelion”), flygill (“grand piano”), gerill (“bacterium”), hefill (“plane (tool)”), hemill (“brake”), hnykill (“ball of yarn”), hreyfill (“propeller; motor”), kirtill (“gland; tonsil”), lykill (“key”), meitill (“chisel”), nirfill (“miser”), pensill (“paintbrush”), riffill (“rifle”), seðill (“slip of paper; bank bill”), sendill (“errand boy”), sirkill (“compass (geometry)”), snigill (“snail”), sníkill (“parasite”), spegill (“mirror”), spergill (“asparagus”), sýkill (“pathogen”), titill (“title”), trefill (“scarf”), ventill (“valve”), vindill (“cigar”), víxill (“bill of exchange”), þistill (“thistle”), bödull (“executioner”), böggull (“package”), djöfull (“devil”), heigull (“coward”), glacier, möndull (“axis; axle”), segull (“magnet”), skutull (“harpoon”), söðull (“lady's saddle”), tigull (“rhombus; diamond (cards)”), tígull (“same as previous; much more common”), öngull (“fish hook”), öxull (“axis; axle”)
• {{is-ndecl|m|pagename=þumall}}
• dati/i, sg-only; aðall (“nobility, aristocracy”)
• {{is-ndecl|m.sg|pagename=aðall}}
• dati/-:i without contraction, dat i/i with contraction; rafall (“generator”) (also rafali; dat pl rafölum without contraction, röflunum with contraction)
• {{is-ndecl|((<m.-con.dati/-:i>,<m>))|pagename=rafall}}
• dat-/-, without contraction; kórall (“coral”) (dat pl kórölum), kristall (“crystal”) (cf. kristallur; dat pl kristölum)
• {{is-ndecl|m.-con|pagename=kórall}}
• dat-/-, sg-only, without contraction; kanill (“cinnamon”) (also kanell)
• {{is-ndecl|m.sg.-con|pagename=kanill}}

• NOTE: Thomson claims kórall (“coral”) and kristall (“crystal”) are irregular in having singular stem in -al but plural stem in -all. If this was once the case, it is no longer per BÍN; they just lack contraction. Note umlaut in dat pl kórölum and kristölum.
• {{is-ndecl|m.-con|pagename=kórall}}

• dati/i; ketill (“ketill”); un-i-mutates when contracted to dat sg katli, nom pl katlar, and then u-mutates in dat pl to kötlum
• {{is-ndecl|m.unimut|pagename=ketill}}
• dati/i; Egill (male given name); un-i-mutates when contracted to dat sg Agli; likewise Ketill (male given name), Ketill (place name)
• {{is-ndecl|m.unimut|pagename=Egill}}

• dati, with contraction; Vífill (male given name); also Þengill
• {{is-ndecl|m.sg|pagename=Vífill}}

• NOTE: Defaults to dati/i, both common and proper.
• dat i/i; fleinn (“spear”)
• {{is-ndecl|m|pagename=fleinn}}; also grammófónn (“phonograph, gramophone (dated)”), hreinn (“reindeer”), kapteinn (“captain”), prjónn (“knitting needle”), steinn (“rock, stone”) (flögusteinn (“slate”), múrsteinn (“brick”), skorsteinn (“chimney”)), sveinn (“boy, young man”), teinn (“rod, rail”), þjónn (“(man)servant; waiter”)
• dat i/i, sg-only; daunn (“stink”); also brennisteinn (“sulfur”)
• {{is-ndecl|m.sg|pagename=daunn}}
• dat i:-/i; húnn (“knob”); also tónn (“tone (music)”)
• {{is-ndecl|m.dati:-/i|pagename=húnn}}
• dat i:-/i, sg-only; dúnn (“down (feathers)”)
• {{is-ndecl|m.sg.dati:-/i|pagename=dúnn}}

• dat i/i; Sveinn (male given name); also Beinteinn, Bergsveinn, Hreinn, Kolbeinn, Marteinn, Steinn (Aðalsteinn, Bergsteinn, Eysteinn, Freysteinn, Friðsteinn, Gunnsteinn, Hafsteinn, Hallsteinn, Hersteinn, Hólmsteinn, Jósteinn, Sigursteinn, Unnsteinn, Vésteinn, Þorsteinn)
• {{is-ndecl|m|pagename=Sveinn}}

• himinn (“sky, heaven”), etc. All or most masculine nouns in -ann/-inn/-unn contract so this is the default. Also: aftann (“evening”) (note dat pl öftnum), arinn (“hearth, fireplace”) (note dat pl örnum), drottinn (“lord”), jötunn (“giant”), morgunn (“morning”); given names such as Kristinn (“Christian”), Óðinn (“Odin”), Þórarinn (given name)
• {{is-ndecl|m|pagename=himinn}}

• acc/dat -, gen variously -s or -, nom acc dat gen pl -ar -a -um -a
• strætó (“city bus”), næturstrætó (“night bus”)
• {{is-ndecl|m,s:-|pagename=strætó}}
• Strætó (company name)
• {{is-ndecl|m,s:-|pagename=Strætó}}
• gaggó (“junior high, middle school”)
• {{is-ndecl|m,-|pagename=gaggó}}
• menntó (“senior high, gymnasium”) (behaves like a proper noun)
• {{is-ndecl|m,-.sg.-def|pagename=menntó}}
• Kennó (“the Teachers' College”) (from Kennaraskóla), Astró (“?”), Borgó (“?”) (from Borgarholtsskóla), Bríó (“?”), Foldó (“?”) (from Foldaskóla), Hafró (“?”) (from Hafrannsóknastofnun (“Marine Research Institute”) of Norway), Hagó (“?”) (from Hagaskóla), Húsó (“?”) (company name), Kvennó (“?”) (from Kvennaskóla), Meló (“?”) (from Melaskóla), Menntó (“?”) (from Menntaskóla), Tónó (“?”) (from Tónlistarskóla), Való (from Valhúsaskóla), Versló (company name)/Verzló (company name) (from Verslunarskóla Íslands (“Iceland Business School”))
• {{is-ndecl|m,-|pagename=Kennó}}
• Bjössaróló (“?”), Bó (“nickname”), Bóbó (“nickname”), Brúnó (“male given name”), Dittó (“male given name”), Dúmbó (“?”), Erró (“artist's name”), Eyjó (“nickname”), Filpó (“male given name”), Fígaró (“company name”), Galíleó (“Galileo”), Harbó (“male given name”), Húgó (“male given name”), Ingó (“nickname”), Jagó (“Iago?”), Kató (“male given name”), Keikó (“?”), Kristó (“nickname”), Leó (“male given name”), Leónardó (“Leonardo (da Vinci)”), Marinó (“male given name”), Marínó (“male given name”), Markó (“male given name”), Mekkinó (“male given name”), Míó (“male given name”), Nemó (“Nemo”), Neró (“Nero”), Nýló (“?”) (from Nýlistasafn (“Museum of Contemporary Art”)), Októ (“male given name”), Ottó (“male given name”), Plató (“Plato; male given name”), Plútó (“Pluto (planet, Roman god)”), Rambó (“Rambo”), Rómeó (“Romeo”), Teó (“male given name”), Theó (“male given name”), Tító (“Tito”), Varnó (“male given name”), Viggó (“male given name”), Óþelló (“Othello”)
• {{is-ndecl|m,s|pagename=Bjössaróló}}
• Sigló (from Siglufjörður)
• bóleró (“?”), róló (“roller blind?”) (either masculine or neuter), evró (“Euro (dated)”), faraó (“pharaoh”), kanó (“canoe”), kímonó (“kimono”), kæró (“? (informal)”) (also feminine and neuter), leó (“lion? (archaic)”), mambó (“mambo?”), pesó (“peso”) (informal; correctly but rarely pesi), pikkóló (“piccolo”), pusjó (“?”), síseró (“?”), sleikjó (“lollipop”)
• {{is-ndecl|m,s|pagename=bóleró}}
• sóló (“solo”) (also feminine, neuter)
• {{is-ndecl|m,s.dat-:i|pagename=sóló}}
• tangó (“tango”)
• {{is-ndecl|m,s.dat-:i|pagename=tangó}}
• NOTE: Some nouns in -ó are not masculine (it depends on what the noun was clipped from), but these are all masculine.

• dat-/-, gen in -s: alur (“awl”) (dat pl ölum), bolur (“trunk; fuselage; undershirt”), dalur (“valley”) (dat pl dölum), falur (“ferrule, socket”), glæpur (“crime”), gripur (“thing; farm animal”), hagur (“position, advantage”), halur (“man (poetic)”), hamur (“skin; shape”), hvalur (“whale”), líkamur (“body”) (rarer variant of líkami, esp. in fixed expressions; dat pl líkömum), limur (“limb”), lýður (“people, crowd, mass”), malur (“knapsack, satchel”), seiður (“witchcraft”), selur (“seal (animal)”), slagur (“battle; trick (at cards)”), stafur (“staff, stick; letter”), sveipur (“eddy; gust”), svipur (“appearance; ghost”), sægur (“crowd”) (NOTE: Thomson claims sægur has -j- infix)
• {{is-ndecl|m,,ir|pagename=selur}}
• dat-/-, gen in -s: keppur (“cudgel; sausage”), kippur (“jerk, pull, wrench”)
• {{is-ndecl|m,,ir.dat-/-|pagename=keppur}}
• dat-/i, gen in -s: stynur (“sigh, groan (archaic)”), þytur (“whistle, whiz”) (NOTE: Thomson claims stynur and þytur have -j- infix)
• {{is-ndecl|m,,ir.dat-/i|pagename=selur}}
• dat-/-, gen in -s, sg-only: dugur (“energy, ability”); Thomson claims -ir plural
• {{is-ndecl|m.sg|pagename=dugur}}
• dat-/i, gen in -s, sg-only: grunur (“suspicion”); Thomson claims -ir plural and gen in -ar
• {{is-ndecl|m.sg.dat-/i|pagename=grunur}}
• dat-:i/i, gen in -s: hlynur (“maple”), kvittur (“rumor”), skerfur (“share, portion”)
• {{is-ndecl|m,,ir.dat-:i/i|pagename=hlynur}}
• dat-:i/i, gen in -s, sg-only: hvinur (“whiz, whistling”)
• {{is-ndecl|m,,ir.sg.dat-:i/i|pagename=hvinur}}
• dat-/i, gen in -s: skvettur (“dash, splash”); FIXME: dat sg skvett may be a mistake for skvetti
• {{is-ndecl|m,,ir.dat-/i|pagename=skvettur}}
• dat-:i/-, gen in -s: kliður (“clatter; twittering”), melur (“twat, dumbass (term of abuse)”), smiður (“smith”)
• {{is-ndecl|m,,ir.dat-:i/-|pagename=kliður}}
• dati:-/-, gen in -s, pl in -ar contra Thomson: búkur (“body, trunk”)
• {{is-ndecl|m.dati:-/-|pagename=búkur}}
• dati:-/i, gen in -s: pyttur (“pool, cesspool”)
• {{is-ndecl|m,,ir.dati:-/i|pagename=pyttur}}
• dati:-/-:i, gen in -s: sjóður (“treasure; fund”)
• {{is-ndecl|m,,ir.dati:-/-:i|pagename=sjóður}}
• dat-/-:i, gen in -s: grís (“young hog”) (NOTE: no -ur ending)
• {{is-ndecl|m,,ir.dat-/-:i|pagename=grís}}
• dati/i, gen in -s: blettur (“mark, stain; piece of ground”), brestur (“break, crack; lack”), gestur (“guest”), guð (“god”) (NOTE: no -ur ending), gustur (“gust”), hvellur (“crack, bang”), prettur (“deceit, fraud”), skellur (“bang, clash”), smellur (“bang, crack”), sprettur (“sprint, run”), sullur (“cyst, boil”), svanur (“swan”)
• {{is-ndecl|m,,ir|pagename=blettur}}
• {{is-ndecl|m,,ir.dati/i|pagename=guð}}
• {{is-ndecl|m,,ir.dati/i|pagename=svanur}}
• dati/i, gen in -s, sg-only: sollur (“carousal, revelry”); Thomson claims -ir plural
• {{is-ndecl|m.sg|pagename=sollur}}
• dat-/-, gen in -ar: hlutur (“thing; lot”), litur (“color”), salur (“hall”), staður (“place”), þulur (“announcer”)
• {{is-ndecl|m,ar,ir|pagename=hlutur}}
• dat-:i/i, gen in -ar: munur (“thing, difference”)
• {{is-ndecl|m,ar,ir.dat-:i/i|pagename=munur}}
• pl-only: fjármunir (“goods, property”); also geðsmunir (“temperament, temper”), skapsmunir (“temperament, temper”)
• {{is-ndecl|m.pl|pagename=fjársmunir}}
• dati:-/i, gen in -ar: verður (“meal”), vinur (“friend”) (also appears as vin)
• {{is-ndecl|m,ar,ir.dati:-/i|pagename=verður}}
• {{is-ndecl|m,ar,ir.dati:-/i|pagename=vin}}
• dat-:i/-:i, gen in -ar: kviður (“belly; jury”), viður (“timber”)
• {{is-ndecl|m,ar,ir.dat-:i|pagename=kviður}}
• dati/i, gen in -ar: burður (“load; birth”), dögurður (“breakfast”), feldur (“fur, coat”), fundur (“finding; meeting”), lundur (“grove”), réttur (“right; law court; dish, course”), skurður (“cut, trench”), stuldur (“theft”), vættur (“supernatural being”) (also feminine)
• {{is-ndecl|m,ar,ir|pagename=fundur}}
• dati/i, gen in -ar, sg-only: mundur (“dowry”); Thomson claims -ir plural
• {{is-ndecl|m,ar.sg|pagename=mundur}}
• pl-only: Fljótsdælir (“inhabitants of Fljótsdalur (a valley)”)
• {{is-ndecl|m.pl|pagename=Fljótsdælir}}