Where does “poskisavu” come from?

poskisavu (Finnish) comes from Finnish poski, from Proto-Finnic poski, from Proto-Uralic poske — cheek.

Ancestry of “poskisavu”, step by step

poskisavu traces back through two separate lines of ancestry.

via Finnish poski

StepLanguageWordMeaning
1Finnishposkicheek
2Proto-Finnicposkicheek
3Proto-Uralicposkecheek

via Finnish savu

StepLanguageWordMeaning
1Finnishsavusmoke; a residential building with a chimney, a...
2Proto-Finnicsavu—
3Proto-Finno-Permicsawe—
Every word from Proto-Uralic poske →Every word from Proto-Finnic poski →Every word from Finnish poski →