ἀναισχυντεῖν

From LSJ

φιλεῖ δέ τοι, δαιμόνιε, τῷ κάμνοντι συσπεύδειν θεός → you know, my good fellow, when a man strives hard, a god tends to lend him aid

Source

Greek > English (Woodhouse Verbs Reversed)

(see also ἀναισχυντέω): behave shamelessly

Lexicon Thucydideum

impudenter agere, to act shamelessly, 1.37.4.