ἠρώνα
From LSJ
ἀσκέειν, περὶ τὰ νουσήματα, δύο, ὠφελέειν, ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
English (LSJ)
ἁ, perh.
A service, office, ἐπιτελέσσαντα ταὶς ἠρώναις παίσαις (acc. pl.) dub. in IG12(2).242 (Mytil.).