isiä
isiä is a Finnish word form that functions as the partitive plural of the noun isä, meaning “father.” Finnish nouns decline for number and case, and isiä appears when the direct object is indefinite or part of a larger measurement or quantity, or in negative clauses.
Forms related to isä include isän (genitive singular), isää (partitive singular), isät (nominative plural), isien (genitive
Etymology and usage context: isä is the native Finnish word for father, and isiä belongs to its
In summary, isiä is a grammatical form used in Finnish to refer to fathers in a partitive