Where does “punapäänarsku” come from?

punapäänarsku (Finnish) comes from Finnish pää, from Proto-Finnic pää, from Proto-Uralic päŋe — head.

punapäänarsku (Finnish): red-crested pochard, "Netta rufina"

Definitions

  1. red-crested pochard, "Netta rufina"

Ancestry of “punapäänarsku”, step by step

punapäänarsku traces back through 3 separate lines of ancestry.

via Finnish pää

StepLanguageWordMeaning
1Finnishpäähead; end, tip
2Proto-Finnicpäähead
3Proto-Uralicpäŋehead

via Finnish puna

StepLanguageWordMeaning
1FinnishpunaThe color red
2Proto-Finnicpunared
3Proto-Finno-Ugricpunacolor, hair

via Finnish narsku

StepLanguageWordMeaning
1Finnishnarskubird of the genus "Netta"
Every word from Proto-Uralic päŋe →Every word from Proto-Finnic pää →Every word from Finnish pää →