Where does “sesonkivaihtelu” come from?

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

sesonkivaihtelu (Finnish): seasonal variation, seasonal fluctuation

Definitions

  1. seasonal variation, seasonal fluctuation

Ancestry of “sesonkivaihtelu”, step by step

sesonkivaihtelu traces back through two separate lines of ancestry.

via Finnish vaihtelu

StepLanguageWordMeaning
1Finnishvaihteluvariation; fluctuation
2FinnishvaihdellaTo change repeatedly; To vary; To fluctuate
3Finnishvaihtaato change, replace; to exchange, switch; to swap
4Proto-Finnicvaihtadakto change
5Proto-Finnic-tadakForms verbs from both nominal and verbal stems
6Proto-Uralic-ta-Forms verbs from nouns; Forms causative verbs...

via Finnish sesonki

StepLanguageWordMeaning
1Finnishsesonkiseason
2Swedishsäsonga season; a season of a TV series
Every word from Proto-Uralic -ta-Every word from Proto-Finnic -tadakEvery word from Proto-Finnic vaihtadak