ἐπιτροπεύειν
From LSJ
ἐὰν ἐκπέσῃ τὸ σιδήριον καὶ αὐτὸς πρόσωπον ἐτάραξεν καὶ δυνάμεις δυναμώσει καὶ περισσεία τοῦ ἀνδρείου σοφία (Ecclesiastes 10:10, LXX version) → If the iron axe fails, and the man has furrowed his brow, he will gather his strength, and the redoubling of his manly vigor will be the wise thing.
Greek > English (Woodhouse Verbs Reversed)
(see also ἐπιτροπεύω): regulate, be guardian to, be trustee
Lexicon Thucydideum
tutorem esse, to act as guardian, 1.132.1, [olim formerly ἐπετρόπευσεν].