ὤψ
οὐκ ἔστ' ἀλώπηξ ἡ μὲν εἴρων τῇ φύσει ἡ δ' αὐθέκαστος → foxes are not one of a treacherous nature and the other straightforward, the nature of foxes is not for one to be treacherous and the other straightforward
English (LSJ)
ἡ, EM344.55, but ὁ, Ar.Byz. (v. infr.), Eust.1426.55 (v. infr.), gen. ὠπός, acc. ὦπα:—
A eye, face, countenance, Hom. and Hes., only in acc. sing.; εἰς ὦπα ἰδέσθαι τινί to look one in the face, Il.9.373; ἐπὴν ἔλθητε Διός τ' εἰς ὦπα ἴδησθε 15.147: abs., δεινὸς εἰς ὦπα ἰδέσθαι Od.22.405, cf. 23.107; θεῇς εἰς ὦπα ἔοικεν in face she is like the goddesses, Il.3.158; οὐ μὲν γάρ τι κακῷ εἰς ὦπα ἐῴκει Od.1.411; θεῇς εἰς ὦπα ἐΐσκειν Hes.Op.62.—masc. acc. pl., μεγάλους ὦπας Ar. Byz. ap. Ath.7.287b, cf. Ath.9.367a, Gal.12.804, Eust. l. c.; διγλήνους ὦπας Theoc.Ep.6.2, cf. EM233.32: but τὰ ὦπα Pl.Cra.409c: dat. ὤπεσσι Max.157. (Cf. ὄψ B.)