Where does “painekatkaisin” come from?

painekatkaisin (Finnish) comes from Finnish paine, from Proto-Finnic painek, from Proto-Finnic -ek, from Proto-Uralic -ek — Forms instrument nouns from verbs; Forms result...

Ancestry of “painekatkaisin”, step by step

painekatkaisin traces back through two separate lines of ancestry.

via Finnish paine

StepLanguageWordMeaning
1Finnishpainepressure
2Proto-Finnicpainekpressure; emphasis
3Proto-Finnic-ekForms instrument nouns from verbs; Forms result...
4Proto-Uralic-ekForms instrument nouns from verbs; Forms result...

via Finnish katkaisin

StepLanguageWordMeaning
1Finnishkatkaisincircuit breaker; switch; First-person singular...
2Finnish-inSuffix variant for the illative singular, see...
3Proto-Finno-Ugric*-in—
4Proto-Uralic-ma—
Every word from Proto-Uralic -ek →Every word from Proto-Finnic -ek →Every word from Proto-Finnic painek →