δραστοσύνη
From LSJ
μὴ τὴν ὄψιν καλλωπίζου, ἀλλ' ἐν τοῖς ἐπιτηδεύμασιν ἴσθι καλός → Don't beautify your face, but be beautiful in your habits (Thales, in Diog. Laertius 1.37)
English (LSJ)
A v. δρηστοσύνη.
Greek (Liddell-Scott)
δραστοσύνη: ἴδε ἐν λ. δρηστοσύνη.
Russian (Dvoretsky)
δραστοσύνη: эп.-ион. δρηστοσύνη (ῠ) ἡ служение, служба, работа Hom.