Where does “rumistua” come from?

rumistua (Finnish) comes from Finnish -ua, from Proto-Finnic -üdäk — Forms mainly passive or anticausative verbs.

rumistua (Finnish): to become uglier

Definitions

  1. to become uglier

Ancestry of “rumistua”, step by step

StepLanguageWordMeaning
1Finnish-uaForms stative or inchoative intransitive verbs...
2Proto-Finnic-üdäkForms mainly passive or anticausative verbs
Every word from Proto-Finnic -üdäk →Every word from Finnish -ua →
rumistua — Etymology, Origin & Word History | Etymology Explorer