Where does “Tosh” come from?

Tosh (French) comes from Yiddish טאהש, from Hebrew טאהש — Tosh, Tash.

Ancestry of “Tosh”, step by step

StepLanguageWordMeaning
1YiddishטאהשTosh, Tash
2HebrewטאהשTosh, Tash
Every word from Hebrew טאהשEvery word from Yiddish טאהש
Tosh — Etymology, Origin & Word History | Etymology Explorer