Where does “puhelinvaihde” come from?

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

puhelinvaihde (Finnish): A telephone exchange, switchboard or switch which...

Definitions

  1. A telephone exchange, switchboard or switch which...

Ancestry of “puhelinvaihde”, step by step

puhelinvaihde traces back through two separate lines of ancestry.

via Finnish vaihde

StepLanguageWordMeaning
1Finnishvaihdegear; switch; turn
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 puhelin

StepLanguageWordMeaning
1Finnishpuhelintelephone, phone; Short for puhelinnumero;...
2FinnishpuhellaTo chatter
3FinnishpuhuaTo talk; To speak
4Proto-Finnicpuhudakto blow
5Proto-Uralicpuše-blow
Every word from Proto-Uralic -ta- →Every word from Proto-Finnic -tadak →Every word from Proto-Finnic vaihtadak →