ἄνεμος καὶ ὄλεθρος ἄνθρωπος → ruinous and unstable man, a man unstable as the wind
P. μαρμαρυγή, ἡ (Plato), Ar. and V. σέλας, τό (also Plato but rare P.), αὐγή, ἡ (also Plato but rare P.): see glitter.
Met., brilliant effort: P. and V. ἀγώνισμα, τό.