κῶς ταῦτα βασιλέϊ ἐκχρήσει περιυβρίσθαι → how will it be good enough for the king to be insulted with these things
mūcĕo: ui, 2, v. n. id.,
I to be mouldy, musty (ante-class.): vinum quod neque aceat, neque muceat, Cato, R. R. 148.
mūcĕō,¹⁶ ēre, intr., être moisi, gâté [en parl. du vin] : Cato Agr. 148.