Where does “vierastaminen” come from?

vierastaminen (Finnish) comes from Finnish vierastaa, from Finnish vieras, from Proto-Finnic veeras, from Proto-Finnic veeri, from Proto-Finno-Permic wäre.

Ancestry of “vierastaminen”, step by step

StepLanguageWordMeaning
1FinnishvierastaaTo be shy of
2Finnishvierasunfamiliar; foreign; guest, visitor
3Proto-Finnicveerasguest, visitor; stranger; strange, foreign,...
4Proto-Finnicveeriside, flank; edge
5Proto-Finno-Permicwäre—
Every word from Proto-Finno-Permic wäre →Every word from Proto-Finnic veeri →Every word from Proto-Finnic veeras →