- Abkhaz: аиха (ajxa)
- Acehnese: besi, buso
- Adyghe: гъучӏы (ğʷuĉʼə)
- Afrikaans: yster (af)
- Aghul: рукь (ruqʼ)
- Ahom: 𑜎𑜢𑜀𑜫 (lik)
- Akan: dade
- Alabama: ochana
- Albanian: hekur (sq) m
- Amharic: ብረት (bərät)
- Arabic: حَدِيد m (ḥadīd)
- Egyptian Arabic: حديد m (ḥadīd)
- Hijazi Arabic: حَدِيد m (ḥadīd)
- Aragonese: fierro m, ferri m
- Aramaic:
- Assyrian Neo-Aramaic: ܦܪܸܙܠܵܐ m (prizlā)
- Hebrew: פרזלא m (parzlā, parzlo)
- Syriac: ܦܪܙܠܐ m (parzlā, parzlo)
- Archi: ла́цут (lácut)
- Armenian: երկաթ (hy) (erkatʻ)
- Aromanian: her n, heru (roa-rup) n
- Assamese: লো n (lü), লোহা (lüha)
- Asturian: fierro (ast) m
- Atong (India): syl
- Avar: махх (maxx)
- Avestan: 𐬀𐬌𐬌𐬀𐬢𐬵 n (aiiaŋh)
- Azerbaijani: dəmir (az)
- Badaga: ಕಬ್ಬುಣ (kabbuṇa)
- Balinese: besi
- Baluchi: آسن (ásan)
- Bambara: nɛ̀gɛ
- Bashkir: тимер (timer)
- Basque: burdin (eu), burdina (eu)
- Bau Bidayuh: bosi
- Bavarian: Eisn
- Belarusian: жале́за n (žaljéza)
- Bena: ikyuma
- Bende: ííjélá
- Bengali: লোহা (bn) (lōha)
- Berber:
- Tashelhit: uzzal m
- Bilba: besi
- Bima: βesi
- Binukid: puthaw
- Bislama: aean
- Bondei: chuma
- Bouyei: faz
- Brahui: اهین (âhin)
- Breton: houarn (br) m, hern (br), houarnoù pl
- Brunei Bisaya: puthaw
- Brunei Malay: basi
- Buginese: bessi
- Bulgarian: желя́зо (bg) n (željázo)
- Bungu: ichuma
- Burmese: သံ (my) (sam)
- Burushaski: ćímar, ćhumár
- Buryat: түмэр (tümer)
- Carpathian Rusyn: желї́зо n (željízo)
- Catalan: ferro (ca) m
- Catawba: dorob
- Cebuano: puthaw
- Central Atlas Tamazight: ⵓⵣⵣⴰⵍ m (uzzal)
- Central Melanau: besi
- Cham:
- Eastern Cham: basei, bisei, pasei
- Western Cham: please add this translation if you can
- Chechen: эчиг (ečig)
- Cherokee: ᏔᎷᎩᏍᎩ (talugisgi)
- Cheyenne: ma'aata
- Chinese:
- Cantonese: 鐵 / 铁 (tit3)
- Eastern Min: 鐵 / 铁 (tiék)
- Hakka: 鐵 / 铁 (thiet)
- Hokkien: 鐵 / 铁 (thih, thiat)
- Mandarin: 鐵 / 铁 (zh) (tiě)
- Wu: 鐵 / 铁
- Chuka: cuma
- Chuvash: тимӗр (timĕr)
- Cimbrian: aizarn n
- Coptic: ⲃⲉⲛⲓⲡⲉ m (benipe)
- Cornish: horn m
- Corsican: ferru (co) m, farru (co) m
- Cree: ᓲᐢᑲᐧᐦᐃᑲᐣ (sooskayhikan), ᐱᐋᐧᐱᐢᐠ (piaaypisk)
- Crimean Tatar: temir, demir
- Czech: železo (cs) n
- Dairi Batak: besi
- Dalmatian: fiar m
- Danish: jern (da) n
- Dargwa: мегь (meh)
- Dhivehi: ދަގަނޑު (dagaⁿḍu)
- Doe: chuma
- Dongxiang: qiemu
- Dutch: ijzer (nl) n
- Eastern Bontoc: komak, lanchok
- Elfdalian: ienn n
- Embu: cuma
- Emilian: fèr
- Erzya: кшни (kšńi)
- Eshtehardi: آهِن (âhen)
- Esperanto: fero (eo)
- Estonian: raud (et)
- Even: хэл (həl)
- Evenki: сэлэ (sələ), хэлэ (hələ), шэлэ (şələ), элдэн (əldən), кирун (kirun)
- Extremaduran: hierru m
- Fala: ferru
- Farefare: kurgo
- Faroese: jarn n
- Finnish: rauta (fi)
- Fipa: ichela
- French: fer (fr) m
- Friulian: fiêr m
- Gagauz: demir
- Galician: ferro (gl) m
- Georgian: რკინა (ka) (rḳina)
- German: Eisen (de) n
- Alemannic German: Iise
- Central Franconian: Eisen n
- Pennsylvania German: Eise n
- Gilbertese: biti, monei
- Goemai: sóól
- Gothic: 𐌴𐌹𐍃𐌰𐍂𐌽 n (eisarn)
- Greek: σίδηρος (el) m (sídiros), σίδερο (el) n (sídero)
- Ancient: σίδηρος m (sídēros)
- Greenlandic: savimineq
- Guaraní: kuarepoti
- Guinea-Bissau Creole: feru
- Gujarati: લોખંડ n (lokhaṇḍ)
- Gusii: ekioma, egetange
- Gweno: minya
- Gwere: kyoma
- Gwich'in: chʼiitsii
- Haitian Creole: fè
- Hajong: লুহা (luha)
- Hawaiian: hao
- Haya: ekyoma
- Hebrew: בַּרְזֶל (he) m (barzel)
- Hehe: ichuma
- Hiligaynon: salsalon
- Hindi: लोहा (hi) m (lohā)
- Hungarian: vas (hu)
- Hunsrik: Eise n
- Iban: besi
- Icelandic: járn (is) n
- Ido: fero (io)
- Ikizu: echoma
- Ikoma: ekyoma
- Ilocano: landok
- Indonesian: besi (id)
- Ingrian: rauta
- Ingush: аьшк (äšk)
- Interlingua: ferro (ia)
- Inupiaq: saviksraq
- Irish: iarann (ga) m
- Istriot: fièro
- Istro-Romanian: fľer n
- Italian: ferro (it) m
- Iwaidja: dambaka
- Jamtish: jáðn n
- Japanese: 鉄 (ja) (てつ, tetsu), くろがね (ja) (kurogane) (archaic)
- Javanese: wesi (jv)
- Jeju: 쒜 (sswe)
- Jingpho: hpri
- Jita: echuma
- Jumjum: bïl
- Kabardian: гъущӏ (kbd) (ğʷuśʼ)
- Kabiyé: ñɩɣtʋ
- Kadugli: ndhalele
- Kaingang: kyfé
- Kalmyk: төмр (tömr)
- Kamba: kyUma
- Kambera: báhi
- Kannada: ಕಬ್ಬಿಣ (kn) (kabbiṇa)
- Karachay-Balkar: темир (temir)
- Karaim: дэмир (demir)
- Karakalpak: temir
- Karelian: rauta, rauda
- Karipúna Creole French: fé
- Karo Batak: besi
- Karok: áyan
- Kashubian: żelazło n
- Kazakh: темір (kk) (temır)
- Kerewe: echoma
- Khakas: тимір (timìr)
- Khalaj: təmir, âhən
- Khasi: nar
- Khitan: 曷朮 (qašū)
- Khmer: ដែក (km) (daek)
- Kikuyu: kigera
- Kiliwa: kaichmaat
- Kimbu: ichuma
- Kinga: ikyoma
- Kisi: lyoma
- Klamath-Modoc: tchíkĕmen
- Kom (Cameroon): akas
- Komi-Permyak: кӧрт (kört)
- Komi-Zyrian: кӧрт (kört)
- Komodo: besi
- Kongo: kibende
- Konkani: लोक्कंड n (lokkaṇḍa)
- Korean: 철 (ko) (cheol), 쇠 (ko) (soe)
- Korlai Creole Portuguese: fɛr
- Krymchak: дэмыр (dämır)
- Kumyk: темир (temir)
- Kunigami: クルガニ (kurugani)
- Kurdish:
- Central Kurdish: ئاسن (ckb) (asn)
- Northern Kurdish: asin (ku), hesin (ku)
- Kuria: ikioma
- Kutu: zuma
- Kwaya: ekyuma
- Kwere: zuma
- Kyrgyz: темир (ky) (temir)
- Ladin: fer
- Ladino: fierro m
- Lak: мах (max)
- Lambya: ichijela
- Langi: chuma
- Lao: ເຫຼັກ (lek), ເຫລັກ (lek)
- Latgalian: dzeļzs f
- Latin: ferrum (la) n
- Latvian: dzelzs (lv) f
- Laz: ერკინა (erǩina), დემირი (demiri)
- Leonese: fierru m
- Lepcha: ᰎᰪᰰᰈᰬᰵ (punjeng)
- Lezgi: ракь (raq̇)
- Ligurian: færo m
- Limburgish: iezer (li) n
- Lingala: ebendé class 7/8
- Lithuanian: geležis (lt) f
- Livvi: raudu
- Logooli: kivya, kichuma
- Lombard: fèrr m, fèr m
- Lotud: basiʼ
- Low German: Iesen (nds) n
- German Low German: Ieser (nds) n
- Lü: ᦵᦜᧅ (l̇ek)
- Lubuagan Kalinga: kaga
- Ludian: raud
- Luganda: ekyuma class 4
- Luhya: shibia, esibya
- Luxembourgish: Eisen (lb) n
- Maasai: ɔlcʉ́ma
- Macedonian: железо (mk) n (železo)
- Machame: minya, shuma
- Maguindanao: putaw
- Makasar: bassi
- Makonde: chitale
- Malagasy: vy (mg)
- Malay: besi (ms), ferum
- Malayalam: ഇരുമ്പ് (ml) (irumpŭ)
- Malecite-Passamaquoddy: olonahq
- Malila: ishijela
- Maltese: ħadid (mt) m
- Mambwe-Lungu: ichela, fweta (Rungu)
- Manchu: ᠰᡝᠯᡝ (sele)
- Mandar: bassi
- Manx: yiarn m
- Maori: rino
- Mapudungun: pañilwe
- Maranao: potaw
- Marathi: लोखंड (mr) n (lokhaṇḍa)
- Mari:
- Eastern Mari: кӱртньӧ (kürtńö)
- Western Mari: кӹртни (kÿrtńi)
- Martu Wangka: yayinpa
- Masaba: sikyuma, siibyaa, sisiuma
- Matengo: so ma
- Matumbi: kyOma
- Mbunga: kyuma
- Megleno-Romanian: ier, ieru
- Meru: (please verify) minya, (please verify) ithaga, (Imenti) (please verify) chuma, (Tigania) (please verify) ithaa
- Middle High German: īsern n
- Minangkabau: basi (min)
- Mingrelian: რკინა (rḳina)
- Mirandese: fierro m
- Mizo: thîr
- Mòcheno: aisn n, aisn n, aisn n
- Mochi: pasi
- Moksha: кшни (kšńi)
- Mongolian: төмөр (mn) (tömör)
- Mpoto: kihano
- Mwani: chuma class 7
- Mwera: chic h ulo
- Nahuatl: tlīltepoztli
- Nanai: сэлэ (sele)
- Nauruan: aânei (na)
- Navajo: béésh (metal), béésh ditʼódí (cast iron)
- Ndali: ichela
- Ndamba: lyuma
- Ndengereko: kiuma
- Neapolitan: ffierro m
- Negidal: sələ
- Nepali: फलाम (ne) (phalām)
- Newar: नँ (nã)
- Ngaju: wasi
- Nganasan: баса (basa)
- Ngindo: chOma
- Ngoni: kyuma
- Ngoreme: ekyooma
- Nilamba: ishuka
- Nogai: темир (temir)
- Noone: kə́thʌ́
- Norman: faer m (Guernsey), fé m (Jersey, France), fer m (Sark)
- Northern Khanty: (please verify) карты (karty), (please verify) курты (kurty), (please verify) вӑӽ (wăḥ)
- Northern Mansi: (please verify) ке̄р (kēr)
- Norwegian:
- Bokmål: jern (no) n
- Nynorsk: jarn (nn) n, jern (no) n
- Nyakyusa: ikyuma
- Nyambo: echoma
- Nyamwanga: ichela
- Nyamwezi: kIsInza, chUma, gIsInza (Ntuzu)
- Nyankole: ekyoma
- Nyaturu: ichuria, ichuma
- Nyoro: obutare
- Nǀuu: ǀurisi
- Occitan: fèrre (oc) m, hèr (oc) m (Gascon), fèr (oc) m
- Odia: ଲୁହା (or) (luhā)
- Ojibwe: biiwaabik
- Okinawan: てぃち (tichi)
- Old Church Slavonic:
- Cyrillic: желѣзо n (želězo)
- Glagolitic: ⰶⰵⰾⱑⰸⱁ n (želězo)
- Old Czech: železo n
- Old East Slavic: желѣзо n (želězo)
- Old English: īsern n
- Old Frisian: īsern n
- Old Galician-Portuguese: ferro m
- Old High German: īsarn n
- Old Javanese: wesi
- Old Korean: 薩 (so) (Silla)
- Old Norse: járn n
- Old Polish: żelazo n
- Old Prussian: gelso
- Old Saxon: īsarn n
- Old Slovak: železo n
- Old Tupi: itá
- Oroch: сэлэ
- Orok: сэлэ (sələ)
- Oromo: sibiilaa
- Ossetian: ӕфсӕн (æfsæn), ӕфсӕйнаг (æfsæjnag)
- Pali: aya
- Palu'e: mbêsi
- Pangwa: shuma
- Pannonian Rusyn: желєзо n (željezo)
- Papiamentu: heru
- Pashto: وسپنه f (wᶕspəna), اوسپنه f (óspəna)
- Persian: آهن (fa) (âhan)
- Piedmontese: fer
- Pijin: aean
- Pimbwe: ichela
- Plautdietsch: Iesa (nds) n
- Polabian: ziľozü n
- Polish: żelazo (pl) n
- Portuguese: ferro (pt) m
- Potawatomi: biwabuk
- Punjabi: ਲੋਹਾ (pa) m (lohā)
- Quechua: chuki, khillay
- Rapa Nui: aurí
- Rejang: ꤷꥉꤼꥉꤿ꥓ (besey)
- Rembong: besi
- Romagnol: fër m
- Romanian: fier (ro) n
- Romansch: fier m
- Rombo: menya (mkuu)
- Rotuman: 'ia 1
- Rufiji: kioma
- Rukiga: obutare
- Rungwa: ichela
- Russian: желе́зо (ru) n (želézo), фе́ррум m (férrum)
- Rwanda-Rundi: ichyuma, ubutare (Rwanda), ikyuma (Rwanda-Rundi, Vinza), ichuuma (Ha, Shubi), ichuma (Hangaza)
- S'gaw Karen: ထး (hṭä)
- Safwa: ijela
- Sami:
- Inari Sami: ryevdi
- Kildin Sami: рӯввьт (rūvv’t)
- Lule Sami: ruovdde
- Northern Sami: ruovdi
- Southern Sami: ruevtie
- Samoan: u'amea
- Samogitian: gelžis f
- Sanskrit: लोह (sa) (loha), दृढ (sa) n (dṛḍha), कृष्णायस् (sa) n (kṛṣṇāyas), श्यामायस् n (śyāmāyas)
- Santali: ᱢᱮᱬᱦᱮᱫ (meṇhet’)
- Sardinian: férru m
- Sasak: besi
- Saterland Frisian: Iersen n
- Saurashtra: ꢭꢴꣁꢒꢠ꣄ (lhokaṇ)
- Scots: airn
- Scottish Gaelic: iarrnaig, iarann m
- Serbo-Croatian:
- Cyrillic: гвожђе n, железо n, жељезо n
- Roman: gvožđe (sh) n, železo (sh) n, željezo (sh) n
- Seri: enim
- Shambala: kiama
- Shan: လဵၵ်း (shn) (láek)
- Sherpa: ལྕའ (lca')
- Shor: тебир (tebir)
- Shughni: сипин (sipin)
- Sicilian: ferru (scn) m
- Sidamo: siwila
- Silesian: żelazo m
- Sinhalese: යකඩ (si) (yakaḍa), අයස් (ayas)
- Slovak: železo (sk) n
- Slovene: železo (sl) n
- Soga: ekyuma
- Sorbian:
- Lower Sorbian: zelezo n
- Upper Sorbian: železo n
- Southern Altai: темир (temir)
- Southern Kalinga: aka
- Southern Ohlone: eccer, heeru
- Spanish: hierro (es) m, fierro (es) m
- Old Spanish: fierro f
- Sranan Tongo: isri
- Suba: ikyoma
- Sudovian: gelzā
- Sukuma: jisinza
- Sumbwa: syoma
- Sumerian: 𒀭𒁇𒋤 (AN.BAR.SUD), 𒀭𒁇 (AN.BAR)
- Sundanese: ᮘᮩᮞᮤ (beusi)
- Svan: ბერეჟ (berež)
- Swahili: chuma (sw) class 7/8
- Swedish: järn (sv) n
- Tabasaran: рукь (ruq̇)
- Tae': bassi
- Tagalog: bakal (tl)
- Tai Nüa: ᥘᥥᥐᥱ (lěk)
- Taita: chuma
- Tajik: оҳан (tg) (ohan)
- Talysh: osın
- Tamil: இரும்பு (ta) (irumpu)
- Tangut: 𘟪 (*śjow¹)
- Tarantino: fierro m
- Tarifit: uzzar m, rḥdid m
- Tat: uhun
- Tatar: тимер (tt) (timer)
- Telugu: ఇనుము (te) (inumu)
- Temi: gexoji
- Tetum: besi
- Thai: เหล็ก (th) (lèk)
- Tharaka: ithaga
- Tibetan: ལྕགས (lcags)
- Tigrinya: ሓጺን (ḥaṣin)
- Tlingit: g̱ayéis’
- Toba Batak: bosi
- Tocharian B: eñcuwo
- Tofa: дэмир (demir)
- Tok Pisin: ain
- Tooro: ekyoma
- Tundra Nenets: еся (esja)
- Turkish: demir (tr)
- Turkmen: demir (tk)
- Tuvan: демир (demir)
- Tuwali Ifugao: gum'ok, landuk
- Udihe: сэлэ
- Udmurt: корт (kort)
- Ukrainian: залі́зо (uk) n (zalízo)
- Ulch: сэлэ
- Unami: sëkahsën
- Urdu: لوہا (lohā), آہن (ur) m (āhan)
- Urum: дэмир (demir)
- Uyghur: تۆمۈر (tömür)
- Uzbek: temir (uz)
- Cyrillic: темир (temir)
- Venetan: fero m
- Veps: raud
- Vietnamese: sắt (vi)
- Vilamovian: ajza n
- Volapük: ferin (vo)
- Võro: raud
- Votic: rautõ
- Vunjo: menya
- Walloon: fier (wa) m
- Wanda: ohela
- Wanji: kyuma
- Waray-Waray: puthaw
- Warlpiri: jitipayini
- Welsh: haearn (cy) m
- West Flemish: yzer n
- West Frisian: izer n
- White Hmong: hlau
- Wik-Mungkan: kiir
- Winnebago: más
- Wolof: feer (wo), weñ (wo)
- Yagnobi: оҳан (ohan)
- Yakut: тимир (timir)
- Yao: chisyano
- Yiddish: אײַזן n (ayzn)
- Yoruba: irin
- Yucatec Maya: máaskab
- Zanaki: ekyema
- Zande: mara
- Zaramo: zuhma
- Zazaki: asın (diq) m
- Zhuang: diet, lek (dialectal), lik (dialectal), faz
- Zigula: zuma
- Zimba: chuma
- Zinza: echooma
- Zulu: insimbi class 9/10
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