Italian word bere comes from Proto-Indo-European *píph₃eti (To drink, to be drinking.), Italian -tor

Detailed word origin of bere

Dictionary entry	Language	Definition
*píph₃eti	Proto-Indo-European (ine-pro)	To drink, to be drinking.
-tor	Italian (ita)
*pibō	Proto-Italic (itc-pro)	Drink.
bibimus	Latin (lat)
bevere	Italian (ita)
bere	Italian (ita)	(ambitransitive) to drink.

Words with the same origin as bere