Where does “Ex” come from?

Ex (Old English) comes from Proto-Brythonic *Uɨsk — A river name, perhaps originally meaning "abundant in fish".

Ancestry of “Ex”, step by step

StepLanguageWordMeaning
1Proto-Brythonic*UɨskA river name, perhaps originally meaning "abundant in fish"

Words derived from “Ex

Every word from Proto-Brythonic *Uɨsk