Where does “selänrapsutin” come from?

selänrapsutin (Finnish) comes from Finnish rapsutin, from Finnish rapsuttaa, from Finnish -uttaa, from Ingrian -ua, from Finnish -ttää, from Proto-Finnic -ttadak, from Proto-Uralic -kta-.

selänrapsutin (Finnish): backscratcher

Definitions

  1. backscratcher

Ancestry of “selänrapsutin”, step by step

selänrapsutin traces back through two separate lines of ancestry.

via Finnish rapsutin

StepLanguageWordMeaning
1Finnishrapsutinscratcher; First-person singular indicative past...
2Finnishrapsuttaato pet by rubbing or scratching; to scratch
3Finnish-uttaaaivastaa + API → aivastuttaa; rakentaa + API →...
4Ingrian-uaUsed to form inchoative verbs
5Finnish-ttääFront vowel variant of -ttaa
6Proto-Finnic-ttadakCreates causative verbs from regular verbs,...
7Proto-Uralic-kta-

via Finnish selkä

StepLanguageWordMeaning
1Finnishselkäback; ridge, spine; watershed area
2Proto-Finnicselkäback; ridge
3Proto-Finno-Permicśelkä
Every word from Proto-Uralic -kta-Every word from Finnish -ttääEvery word from Finnish -uttaa