Eustachys

Means "fruitful" in Greek. It is ultimately from the elements εὖ (eu) meaning "good" and στάχυς (stachys) meaning "ear of corn".

food, fruits, goodness, sweets

1. Lexicon of Greek Personal Names, available from https://www.lgpn.ox.ac.uk/publications/vol2/vol2_names/v2me_u.html.