ἀκροκιόνιον
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)
τό, (κίων)
A capital of a pillar, Ph.2.147.
German (Pape)
[Seite 83] τό, Spitze der Säule, Philo.