Where does “Egilio” come from?

Egilio (Italian) comes from Italian Egidio, from Late Latin Aegidius, from Latin aegis, from Ancient Greek αἰγίς, from Ancient Greek αἴξ, from Proto-Indo-European h₂eyǵ- — goat; oak.

Ancestry of “Egilio”, step by step

Step	Language	Word	Meaning
1	Italian	Egidio	—
2	Late Latin	Aegidius	—
3	Latin	aegis	the aegis
4	Ancient Greek	αἰγίς	the aegis; a shield of Zeus or cloak of Athena; a...
5	Ancient Greek	αἴξ	goat; a kind of waterfowl, possibly a goose; "In...
6	Proto-Indo-European	h₂eyǵ-	goat; oak

Every word from Proto-Indo-European h₂eyǵ- →Every word from Ancient Greek αἴξ →Every word from Ancient Greek αἰγίς →