Where does “salvostaa” come from?

salvostaa (Finnish) comes from Finnish salvos, from Finnish salvoa, from Finnish -öä, from Proto-Finnic -odak, from Proto-Uralic -w-.

Ancestry of “salvostaa”, step by step

salvostaa traces back through two separate lines of ancestry.

via Finnish salvos

StepLanguageWordMeaning
1Finnishsalvosthe result of notching or joining by means of notches, especially of logs in the corners of a loghouse
2FinnishsalvoaTo notch
3Finnish-öäFront vowel variant of -oa
4Proto-Finnic-odakForms some verbs
5Proto-Uralic-w-

via Finnish taa

StepLanguageWordMeaning
1FinnishtaaOf movement, behind; a shorter form of taakse
2Finnishtakathe backside; In the expression "omasta takaa"...
3Proto-Finnictakaback, a place behind
4Proto-Uralictakaa place behind
Every word from Proto-Uralic -w-Every word from Finnish -öäEvery word from Proto-Finnic -odak