ἔπισσαι
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)
αἱ, Ion.,
A = ἐπιγινόμεναι τοῖς προγόνοις, Hecat.363J.; cf. μέτασσαι. ἔπισσον· τὸ ὕστερον γενόμενον, Hsch.