ὀξύπεινος
From LSJ
καὶ κεραμεὺς κεραμεῖ κοτέει καὶ τέκτονι τέκτων, καὶ πτωχὸς πτωχῷ φθονέει καὶ ἀοιδὸς ἀοιδῷ → and potter is ill-disposed to potter, and carpenter to carpenter, and the beggar is envious of the beggar, the singer of the singer
English (LSJ)
ον,
A ravenously hungry, ravenous, greedy, of the eagle, Arist.HA619b29 ; of persons, Antiph.276, Eub.10.4 : metaph., πρὸς τοὺς λόγους ὀ. Plu.2.512f, cf. Cic.Att.2.12.2 :—later ὀξῠ-πείνης, ου, ὁ, of one who eats between meals, Anon.in EN182.9 ; τένθης λέγεται ὁ ὀ. καὶ προτένθης Procl.ad Hes.Op.522.