Where does “souche” come from?

souche (Middle French) comes from Old French çoche, from Vulgar Latin *tsucca, from Gaulish tsukka, from Proto-Germanic stukkaz, from Proto-Indo-European (s)tewg-, from Proto-Indo-European (s)tew- — to push, to hit.

Ancestry of “souche”, step by step

StepLanguageWordMeaning
1Old Frenchçoche
2Vulgar Latin*tsucca
3Gaulishtsukka
4Proto-Germanicstukkazstick; beam; post; stump
5Proto-Indo-European(s)tewg-to push, to hit
6Proto-Indo-European(s)tew-to push, to hit

Words derived from “souche

Every word from Proto-Indo-European (s)tew-Every word from Proto-Indo-European (s)tewg-Every word from Proto-Germanic stukkaz