ἐφορᾶν

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 > English (Woodhouse Verbs Reversed)

(see also ἐποράω): examine, survey, watch, observe carefully