Where does “sweiz” come from?

sweiz (Middle High German) comes from Old High German sweiz, from Proto-Germanic swait-, from Proto-Indo-European swoyd-, from Proto-Indo-European sweyd- — sweat; to sweat.

Ancestry of “sweiz”, step by step

StepLanguageWordMeaning
1Old High Germansweiz
2Proto-Germanicswait-sweat; blood
3Proto-Indo-Europeanswoyd-to sweat
4Proto-Indo-Europeansweyd-sweat; to sweat

Words derived from “sweiz

Every word from Proto-Indo-European sweyd-Every word from Proto-Indo-European swoyd-Every word from Proto-Germanic swait-