Where does “-τροφία” come from?

-τροφία (Ancient Greek) comes from Ancient Greek τροφή, from Ancient Greek τρέφω, from Proto-Hellenic tʰrépʰō.

Ancestry of “-τροφία”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	τροφή	nourishment, food; nurture, rearing, upbringing;...
2	Ancient Greek	τρέφω	to thicken, congeal, curdle; to make to grow, to...
3	Proto-Hellenic	tʰrépʰō	—

-τροφία — Etymology, Origin & Word History | Etymology Explorer