προσεννέπειν

From LSJ

εἰς τετρημένον πίθον ἀντλεῖν → run water into a punctured pitcher, to the perforated jar bale water, labour in vain, labor in vain

Source

Greek > English (Woodhouse Verbs Reversed)

(see also προσεννέπω): accost, address, call, name