Where does “suunnanvaihdos” come from?

suunnanvaihdos (Finnish) comes from Finnish vaihdos, from Finnish vaihtaa, from Proto-Finnic vaihtadak, from Proto-Finnic -tadak, from Proto-Uralic -ta- — Forms verbs from nouns; Forms causative verbs...

suunnanvaihdos (Finnish): reversal, turnaround

Definitions

  1. reversal, turnaround

Ancestry of “suunnanvaihdos”, step by step

suunnanvaihdos traces back through two separate lines of ancestry.

via Finnish vaihdos

StepLanguageWordMeaning
1Finnishvaihdoschange, transition, transposition
2Finnishvaihtaato change, replace; to exchange, switch; to swap
3Proto-Finnicvaihtadakto change
4Proto-Finnic-tadakForms verbs from both nominal and verbal stems
5Proto-Uralic-ta-Forms verbs from nouns; Forms causative verbs...

via Finnish suunta

StepLanguageWordMeaning
1Finnishsuuntadirection; hand; path
Every word from Proto-Uralic -ta-Every word from Proto-Finnic -tadakEvery word from Proto-Finnic vaihtadak