Where does “suunnanvaihdin” come from?

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

suunnanvaihdin (Finnish): inverter, reverser device that inverts or reverses the direction of something

Definitions

  1. inverter, reverser device that inverts or reverses the direction of something

Ancestry of “suunnanvaihdin”, step by step

suunnanvaihdin traces back through two separate lines of ancestry.

via Finnish vaihdin

StepLanguageWordMeaning
1Finnishvaihdinchanger, exchanger; a device that replaces, exchanges, etc
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