Where does “vaihtokerroin” come from?

vaihtokerroin (Finnish) comes from Finnish kerroin, from Finnish kertoa, from Finnish kerta, from Proto-Finnic kerta, from Proto-Indo-European kert-, from Proto-Turkic *keŕ- — to travel, tour.

vaihtokerroin (Finnish): exchange coefficiency

Definitions

  1. exchange coefficiency

Ancestry of “vaihtokerroin”, step by step

vaihtokerroin traces back through two separate lines of ancestry.

via Finnish kerroin

StepLanguageWordMeaning
1Finnishkerroincoefficient, factor; index; multiplier
2Finnishkertoato tell; to multiply; to have it
3Finnishkertatime, occasion; time; times; also once, when the...
4Proto-Finnickertatime
5Proto-Indo-Europeankert-times; to weave, twist together; time
6Proto-Turkic*keŕ-to travel, tour

via Finnish vaihto

StepLanguageWordMeaning
1Finnishvaihtoexchange; swap; shift key
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...
Every word from Proto-Turkic *keŕ-Every word from Proto-Indo-European kert-Every word from Proto-Finnic kerta