Where does “fricāre” come from?

fricāre (Latin) comes from Latin frio, from Proto-Italic *friāō.

Ancestry of “fricāre”, step by step

Step	Language	Word	Meaning
1	Latin	frio	I crumble, rub, or break into pieces
2	Proto-Italic	*friāō	—

fricāre — Etymology, Origin & Word History | Etymology Explorer