κερδαίνειν
From LSJ
ἀλλὰ μὴν καὶ ἀναπαύσεώς γε δεομένοις ἡμῖν νύκτα παρέχουσι κάλλιστον ἀναπαυτήριον → and again, we need rest; and therefore the gods grant us the welcome respite of night
Greek > English (Woodhouse Verbs Reversed)
(see also κερδαίνω): gain as profit, get advantage, reap as profit
Lexicon Thucydideum
lucrum facere, to make profit, 2.44.4, 3.84.2, 5.93.1.