Where does “casa” come from?

casa (Catalan) comes from Latin casa, from Proto-Indo-European kat- — cub; to weave, to braid; to link or weave...

casa (Catalan): house

Definitions

Step	Language	Word	Meaning
1	Latin	casa	hut, cottage, cabin; rural property, small farm;...
2	Proto-Indo-European	kat-	cub; to weave, to braid; to link or weave...

casa — Etymology, Origin & Word History | Etymology Explorer