Where does “blefaro-” come from?

blefaro- (Italian) comes from Ancient Greek βλέφαρον, from Ancient Greek βλέπω, from Proto-Hellenic gʷlépō.

Ancestry of “blefaro-”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	βλέφαρον	eyelid
2	Ancient Greek	βλέπω	to look at; to see; to be aware of
3	Proto-Hellenic	gʷlépō	—