Where does “ruhjouma” come from?

ruhjouma (Finnish) comes from Finnish ruhjoa, from Finnish -oa, from Proto-Finnic -odak, from Proto-Uralic -w-.

Ancestry of “ruhjouma”, step by step

StepLanguageWordMeaning
1Finnishruhjoato mangle, mutilate
2Finnish-oaForms frequentative verbs, primarily from nouns...
3Proto-Finnic-odakForms some verbs
4Proto-Uralic-w-—
Every word from Proto-Uralic -w- →Every word from Finnish -oa →Every word from Proto-Finnic -odak →
ruhjouma — Etymology, Origin & Word History | Etymology Explorer