Where does “hairahtuvainen” come from?

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

hairahtuvainen (Finnish): fallible, frail

Definitions

  1. fallible, frail

Ancestry of “hairahtuvainen”, step by step

hairahtuvainen traces back through two separate lines of ancestry.

via Finnish hairahtua

StepLanguageWordMeaning
1FinnishhairahtuaTo lapse, deviate
2Finnish-uaForms stative or inchoative intransitive verbs...
3Proto-Finnic-üdäkForms mainly passive or anticausative verbs

via Finnish inen

StepLanguageWordMeaning
1Finnishinen—
Every word from Proto-Finnic -üdäk →Every word from Finnish -ua →Every word from Finnish hairahtua →