Where does “куща” come from?

куща (Old Church Slavonic) comes from Proto-Slavic kǫťa — house, hut, cabin.

Ancestry of “куща”, step by step

StepLanguageWordMeaning
1Proto-Slavickǫťahouse, hut, cabin

Words derived from “куща

Every word from Proto-Slavic kǫťa
куща — Etymology, Origin & Word History | Etymology Explorer