οἶνος τῷ φρονεῖν ἐπισκοτεῖ → wine clouds one's mind, wine clouds one's judgement
cloudy: P. συννέφελος, Ar. περινέφελος.
dim: V. ἀμαυρός; see dim.
Met., obscure . P. and V. ἀφανής.