Where does “Pirro” come from?

Pirro (Italian) comes from Ancient Greek Πύρρος, from Ancient Greek πῠρρός, from Ancient Greek πῦρ, from Proto-Hellenic *pāwər.

Pirro (Italian): Pyrrhus

Definitions

Step	Language	Word	Meaning
1	Ancient Greek	Πύρρος	the Greek king of Epirus
2	Ancient Greek	πῠρρός	flame-colored, yellowish-red; red, fiery
3	Ancient Greek	πῦρ	a fire; lightning; a fever
4	Proto-Hellenic	*pāwər	—