Where does “perustuminen” come from?

perustuminen (Finnish) comes from Finnish perustua, from Finnish perustaa, from Finnish perus, from Finnish perä, from Proto-Finno-Ugric perä, from Proto-Uralic *perä — hindquarters, back part of something.

Ancestry of “perustuminen”, step by step

StepLanguageWordMeaning
1FinnishperustuaTo be based on; To be based on, be grounded in;...
2Finnishperustaato establish, found, set up, institute; to base;...
3Finnishperusfoundation; usual, normal, basic
4Finnishperärear, back, tail end; stern, aft; far end or side...
5Proto-Finno-Ugricperä
6Proto-Uralic*perähindquarters, back part of something
Every word from Proto-Uralic *peräEvery word from Proto-Finno-Ugric peräEvery word from Finnish perä