Where does “värähdystaajuus” come from?

värähdystaajuus (Finnish) comes from Finnish värähdys, from Finnish värähtää, from Finnish ahtaa, from Proto-Finnic aktadak, from Proto-Uralic ëkta- — to hang up.

värähdystaajuus (Finnish): oscillation frequency

Definitions

  1. oscillation frequency

Ancestry of “värähdystaajuus”, step by step

värähdystaajuus traces back through two separate lines of ancestry.

via Finnish värähdys

StepLanguageWordMeaning
1Finnishvärähdystwitch, vibration, quiver
2Finnishvärähtääto vibrate or twitch (once); to jolt somewhat
3Finnishahtaato cram, stuff, fill, pack full; to supercharge;...
4Proto-Finnicaktadakto hang up, especially traps; grain to dry in a...
5Proto-Uralicëkta-to hang up

via Finnish taajuus

StepLanguageWordMeaning
1Finnishtaajuusfrequency
2Finnishtaajathick, dense; frequent
3Proto-Finnictakjadense, thick
Every word from Proto-Uralic ëkta-Every word from Proto-Finnic aktadakEvery word from Finnish ahtaa