συνείργειν

From LSJ

ἀλλ' οὐκ οἰωνοῖσιν ἐρύσσατο κῆρα μέλαιναν → by no augury could he ward off black death

Source

Greek > English (Woodhouse Verbs Reversed)

(see also: συνείργω) hem in, lock in, shut in