ἐπιδιδόναι
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 ἐπιδίδωμι): grow, improve, increase, contribute voluntarily, give as a dowry, give besides, give voluntarily
Lexicon Thucydideum
sponte dare, largiri, permittere, to give voluntarily, grant, allow, 4.11.4,
crescere, augeri, incrementa capere, to increase, be enlarged, make gains, 6.60.2, 6.72.4, 7.8.1, 8.24.4, 8.83.2.