χιλιαστύς
From LSJ
τῶν Λειβηθρίων ἀμουσότερος → more uncultured than Leibethrans, more uncultured than the people of Leibethra, lowest degree of mental cultivation
English (LSJ)
ύος, ἡ, a division of the people at Ephesus, ib.353.9 (iv B. C.); at Samos, ib.312.30 (iv B. C.); at Cos, ib.1025.17 (iv/iii B. C.); cf. χελληστύς.