Where does “varpoa” come from?

varpoa (Finnish) comes from Finnish -öä, from Proto-Finnic -odak, from Proto-Uralic -w-.

Ancestry of “varpoa”, step by step

StepLanguageWordMeaning
1Finnish-öäFront vowel variant of -oa
2Proto-Finnic-odakForms some verbs
3Proto-Uralic-w-—
Every word from Proto-Uralic -w- →Every word from Finnish -öä →Every word from Proto-Finnic -odak →