εθελοκωφεύω

From LSJ

οἴνῳ τὸν οἶνον ἐξελαύνεινchase out the wine with wine, take a hair of the dog that bit you, try to drive out the wine with wine

Source

Greek Monolingual

προσποιούμαι τον κουφό, κάνω πως δεν ακούω.