Where does “perusmuurilevy” come from?

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

Ancestry of “perusmuurilevy”, step by step

perusmuurilevy traces back through two separate lines of ancestry.

via Finnish perusmuuri

StepLanguageWordMeaning
1Finnishperusmuurifoundation wall
2Finnishperus-basic, elemental, fundamental, rudimentary,...
3Finnishperusfoundation; usual, normal, basic
4Finnishperärear, back, tail end; stern, aft; far end or side...
5Proto-Finno-Ugricperä
6Proto-Uralic*perähindquarters, back part of something

via Finnish levy

StepLanguageWordMeaning
1Finnishlevyplate; board; slab
2Finnish-uForms nouns from verbs. Most common with "e"- and...
3Proto-Finnic-uForms nouns from adjectives, nouns
Every word from Proto-Uralic *peräEvery word from Proto-Finno-Ugric peräEvery word from Finnish perä