Where does “kuuroutuminen” come from?

kuuroutuminen (Finnish) comes from Finnish kuuroutua, from Finnish kuuro, from Proto-Finnic kuuro, from Proto-Germanic skūrō, from Proto-Indo-European (s)ḱēwer- — north; north wind; cold wind; rain shower.

Ancestry of “kuuroutuminen”, step by step

StepLanguageWordMeaning
1FinnishkuuroutuaTo be(come) deafened, become deaf
2Finnishkuurodeaf; deaf person; rain shower, shower
3Proto-Finnickuurorain shower, shower
4Proto-Germanicskūrōstorm; short shower; shelter, shack
5Proto-Indo-European(s)ḱēwer-north; north wind; cold wind; rain shower
Every word from Proto-Indo-European (s)ḱēwer- →Every word from Proto-Germanic skūrō →Every word from Proto-Finnic kuuro →