Where does “nimennäisosake” come from?

nimennäisosake (Finnish) comes from Finnish osake, from Finnish osa, from Proto-Finnic osa, from Proto-Uralic onća — part, share (of meat?).

Ancestry of “nimennäisosake”, step by step

StepLanguageWordMeaning
1Finnishosakeshare; apartment in a housing cooperative or...
2Finnishosapart; piece; proportion, section
3Proto-Finnicosapart
4Proto-Uraliconćapart, share (of meat?)
Every word from Proto-Uralic onćaEvery word from Proto-Finnic osaEvery word from Finnish osa