Where does “goall” come from?

goall (Middle Breton) comes from Proto-Brythonic *gwall, from Proto-Celtic *wolsos — something wrong.

Ancestry of “goall”, step by step

StepLanguageWordMeaning
1Proto-Brythonic*gwall—
2Proto-Celtic*wolsossomething wrong

Words derived from “goall”

Every word from Proto-Celtic *wolsos →Every word from Proto-Brythonic *gwall →
goall — Etymology, Origin & Word History | Etymology Explorer