Where does “ärräpää” come from?

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

ärräpää (Finnish): swearword, especially one with an r sound, e.g. perkele

Definitions

  1. swearword, especially one with an r sound, e.g. perkele

Ancestry of “ärräpää”, step by step

ärräpää traces back through two separate lines of ancestry.

via Finnish pää

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

via Finnish ärrä

StepLanguageWordMeaning
1FinnishärräThe letter R, r; The sound represented by that...
Every word from Proto-Uralic päŋe →Every word from Proto-Finnic pää →Every word from Finnish pää →