Where does “aerofagia” come from?

aerofagia (Portuguese) comes from Portuguese -fagia, from Latin -phagia, from Ancient Greek -φαγία, from Ancient Greek φαγεῖν, from Proto-Indo-European bʰh₂g-, from Proto-Indo-European bʰeh₂g- — to divide, distribute, allot.

aerofagia (Portuguese): aerophagy

Definitions

aerophagy

Ancestry of “aerofagia”, step by step

Step	Language	Word	Meaning
1	Portuguese	-fagia	-phagy
2	Latin	-phagia	—
3	Ancient Greek	-φαγία	eating
4	Ancient Greek	φαγεῖν	aorist active infinitive of ἔφαγον
5	Proto-Indo-European	bʰh₂g-	—
6	Proto-Indo-European	bʰeh₂g-	to divide, distribute, allot

Every word from Proto-Indo-European bʰeh₂g- →Every word from Proto-Indo-European bʰh₂g- →Every word from Ancient Greek φαγεῖν →