Where does “linnunpoika” come from?

linnunpoika (Finnish) comes from Finnish poika, from Proto-Finnic poika, from Proto-Uralic pojka — boy; son.

Ancestry of “linnunpoika”, step by step

linnunpoika traces back through two separate lines of ancestry.

via Finnish poika

StepLanguageWordMeaning
1Finnishpoikaboy; son; young
2Proto-Finnicpoikason; boy
3Proto-Uralicpojkaboy; son

via Finnish lintu

StepLanguageWordMeaning
1Finnishlintubird; poultry
2Proto-Finniclintubird
3Proto-Uralicluntabird; goose
Every word from Proto-Uralic pojka →Every word from Proto-Finnic poika →Every word from Finnish poika →