ἀμ

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

French (Bailly abrégé)

pour ἀν, de ἀνά.

Russian (Dvoretsky)

ἀμ: Hom., Aesch., перед губными = ἀνά II (напр. ἀμ πεδίον Hom. по равнине).