Where does “aéreo” come from?

aéreo (Spanish) comes from Latin āerius, from Ancient Greek ᾱ̓έρῐος.

aéreo (Spanish): aerial

Definitions

Step	Language	Word	Meaning
1	Latin	āerius	—
2	Ancient Greek	ᾱ̓έρῐος	—

aéreo — Etymology, Origin & Word History | Etymology Explorer