mumina

Finnish

mumista (“to mumble, mutter”) +‎ -na (suffix used to produce action nouns out of certain verbs)

mumina

mumble, mumbling, mutter, muttering, murmur (low, indistinct sounds of speech)
- 2008, Veikko O. Tähti, Kuoleman portilla, BoD - Books on Demand, →ISBN, page 85:
  Kun ovi oli sulkeutunut junapartion perässä hiljaa tömähtäen, kuului enää vain vanhan rouvan ärtynyt mumina.
  After the door had closed behind the train patrol with a soft thump, only the old lady's irritated mumble was heard.

Inflection of mumina (Kotus type 12/kulkija, no gradation)
nominative		mumina	muminat
genitive		muminan	muminoiden muminoitten
partitive		muminaa	muminoita
illative		muminaan	muminoihin
		singular	plural
nominative		mumina	muminat
accusative	nom.	mumina	muminat
accusative	gen.	muminan	muminat
genitive		muminan	muminoiden muminoitten muminain ^rare
partitive		muminaa	muminoita
inessive		muminassa	muminoissa
elative		muminasta	muminoista
illative		muminaan	muminoihin
adessive		muminalla	muminoilla
ablative		muminalta	muminoilta
allative		muminalle	muminoille
essive		muminana	muminoina
translative		muminaksi	muminoiksi
abessive		muminatta	muminoitta
instructive		—	muminoin
comitative		See the possessive forms below.

Possessive forms of mumina (Kotus type 12/kulkija, no gradation)

first-person singular possessor
		singular	plural
nominative		muminani	muminani
accusative	nom.	muminani	muminani
accusative	gen.	muminani	muminani
genitive		muminani	muminoideni muminoitteni muminaini ^rare
partitive		muminaani	muminoitani
inessive		muminassani	muminoissani
elative		muminastani	muminoistani
illative		muminaani	muminoihini
adessive		muminallani	muminoillani
ablative		muminaltani	muminoiltani
allative		muminalleni	muminoilleni
essive		muminanani	muminoinani
translative		muminakseni	muminoikseni
abessive		muminattani	muminoittani
instructive		—	—
comitative		—	muminoineni

second-person singular possessor
		singular	plural
nominative		muminasi	muminasi
accusative	nom.	muminasi	muminasi
accusative	gen.	muminasi	muminasi
genitive		muminasi	muminoidesi muminoittesi muminaisi ^rare
partitive		muminaasi	muminoitasi
inessive		muminassasi	muminoissasi
elative		muminastasi	muminoistasi
illative		muminaasi	muminoihisi
adessive		muminallasi	muminoillasi
ablative		muminaltasi	muminoiltasi
allative		muminallesi	muminoillesi
essive		muminanasi	muminoinasi
translative		muminaksesi	muminoiksesi
abessive		muminattasi	muminoittasi
instructive		—	—
comitative		—	muminoinesi

first-person plural possessor
		singular	plural
nominative		muminamme	muminamme
accusative	nom.	muminamme	muminamme
accusative	gen.	muminamme	muminamme
genitive		muminamme	muminoidemme muminoittemme muminaimme ^rare
partitive		muminaamme	muminoitamme
inessive		muminassamme	muminoissamme
elative		muminastamme	muminoistamme
illative		muminaamme	muminoihimme
adessive		muminallamme	muminoillamme
ablative		muminaltamme	muminoiltamme
allative		muminallemme	muminoillemme
essive		muminanamme	muminoinamme
translative		muminaksemme	muminoiksemme
abessive		muminattamme	muminoittamme
instructive		—	—
comitative		—	muminoinemme

second-person plural possessor
		singular	plural
nominative		muminanne	muminanne
accusative	nom.	muminanne	muminanne
accusative	gen.	muminanne	muminanne
genitive		muminanne	muminoidenne muminoittenne muminainne ^rare
partitive		muminaanne	muminoitanne
inessive		muminassanne	muminoissanne
elative		muminastanne	muminoistanne
illative		muminaanne	muminoihinne
adessive		muminallanne	muminoillanne
ablative		muminaltanne	muminoiltanne
allative		muminallenne	muminoillenne
essive		muminananne	muminoinanne
translative		muminaksenne	muminoiksenne
abessive		muminattanne	muminoittanne
instructive		—	—
comitative		—	muminoinenne

third-person possessor
		singular	plural
nominative		muminansa	muminansa
accusative	nom.	muminansa	muminansa
accusative	gen.	muminansa	muminansa
genitive		muminansa	muminoidensa muminoittensa muminainsa ^rare
partitive		muminaansa	muminoitaan muminoitansa
inessive		muminassaan muminassansa	muminoissaan muminoissansa
elative		muminastaan muminastansa	muminoistaan muminoistansa
illative		muminaansa	muminoihinsa
adessive		muminallaan muminallansa	muminoillaan muminoillansa
ablative		muminaltaan muminaltansa	muminoiltaan muminoiltansa
allative		muminalleen muminallensa	muminoilleen muminoillensa
essive		muminanaan muminanansa	muminoinaan muminoinansa
translative		muminakseen muminaksensa	muminoikseen muminoiksensa
abessive		muminattaan muminattansa	muminoittaan muminoittansa
instructive		—	—
comitative		—	muminoineen muminoinensa

Severi Alanne's 1919 Suomalais-Englantilainen Sanakirja / Finnish English Dictionary (mumina is on page 406)