διαπεπειρᾶσθαι
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)
Greek > English (Woodhouse Verbs Reversed)
(see also διαπειράομαι): to have had a foretaste of, to have had a taste of, to have had experience of