Where does “käenpoika” come from?

käenpoika (Finnish) comes from Finnish käki, from Japanese 柿, from Old Japanese 柿.

Ancestry of “käenpoika”, step by step

käenpoika traces back through two separate lines of ancestry.

via Finnish käki

StepLanguageWordMeaning
1Finnishkäkicuckoo
2Japanese柿a persimmon, especially the Japanese persimmon;...
3Old Japanese柿—

via Finnish poika

StepLanguageWordMeaning
1Finnishpoikaboy; son; young
2Proto-Finnicpoikason; boy
3Proto-Uralicpojkaboy; son
Every word from Old Japanese 柿 →Every word from Japanese 柿 →Every word from Finnish käki →