ἀκονάω · akonaō — LSJ
sharpen, μαχαίρας Ar. Fr. 684; λόγχην X. Cyr. 6.2.33:—Med., ἀκονᾶσθαι μαχαίρας Id. HG 7.5.20:—Pass., Arist. Pr. 886b10, Phld. Sign. 34.
metaph., spur, goad on, D. 25.46; provoke, γλῶσσαν ἠκονημένος Trag.Adesp. 423, cf. X. Oec. 21.3, Ph. 1.469, al., Chor. in Jahrb. 9.184; θυμὸν ἐπʼ ἐλπίδι τινὸς ἀ. Demad. 17:—Pass., Ph. 2.178, al.