ἐξογκοῦσθαι
From LSJ
μέχρι δὲ τούτου θεοῖσι εἰδέναι χάριν → but until that time he should feel gratitude to the gods
Greek > English (Woodhouse Verbs Reversed)
(see also ἐξογκόω): be arrogant, be distended, be elated, be inflated, be intoxicated, be proud of, be puffed up, be vain, puff up