Where does “гърбъ” come from?

гърбъ (Old East Slavic) comes from Proto-Slavic *gъrbъ.

Ancestry of “гърбъ”, step by step

StepLanguageWordMeaning
1Proto-Slavic*gъrbъ—

Words derived from “гърбъ”

Every word from Proto-Slavic *gъrbъ →
гърбъ — Etymology, Origin & Word History | Etymology Explorer