ὄξυντρα
From LSJ
φιλοκαλοῦμέν τε γὰρ μετ' εὐτελείας καὶ φιλοσοφοῦμεν ἄνευ μαλακίας → our love of what is beautiful does not lead to extravagance; our love of the things of the mind does not makes us soft
English (LSJ)
τά, A payment for sharpening tools, σιδήρου IG22.1672.121; τῶν Βακχίου σιδηρίων Παρμένοντι ὄξυντρα ib.11(2).203 A 58 (Delos, iii B. C.), cf. Supp.Epigr.4.447.42,453.49,59 (Didyma, ii B. C.).