δυσόνειρος
From LSJ
οἵτινες πόλιν μίαν λαβόντες εὐρυπρωκτότεροι πολύ τῆς πόλεος ἀπεχώρησαν ἧς εἷλον τότε → after taking a single city they returned home, with arses much wider than the city they captured
English (LSJ)
ον,
A full of ill dreams, ὕπνος Plu.2.15b. II bringing ill dreams, βρώματα ib.734f, cf. Dsc.2.105.