Where does “πιρούνι” come from?

πιρούνι (Greek) comes from Koine Greek περόνιον, from Ancient Greek περόνη, from Ancient Greek πείρω, from Proto-Hellenic *péryō.

πιρούνι (Greek): fork

Definitions

Step	Language	Word	Meaning
1	Koine Greek	περόνιον	—
2	Ancient Greek	περόνη	pin or tongue of a buckle; buckle or brooch...
3	Ancient Greek	πείρω	I pierce, run through; I cleave through
4	Proto-Hellenic	*péryō	—