Where does “tärykaiku” come from?

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

tärykaiku (Finnish): flutter echo

Definitions

  1. flutter echo

Ancestry of “tärykaiku”, step by step

tärykaiku traces back through two separate lines of ancestry.

via Finnish kaiku

StepLanguageWordMeaning
1Finnishkaikuecho
2Finnishkaikuato echo, reverberate; Partitive singular form...
3Finnish-uaForms stative or inchoative intransitive verbs...
4Proto-Finnic-üdäkForms mainly passive or anticausative verbs

via Finnish täry

StepLanguageWordMeaning
1Finnishtäryvibration
2Finnishtäristäto shake
3Finnish-istaForms frequentative verbs
Every word from Proto-Finnic -üdäk →Every word from Finnish -ua →Every word from Finnish kaikua →