ὑδρανός
From LSJ
τῶν Λειβηθρίων ἀμουσότερος → more uncultured than Leibethrans, more uncultured than the people of Leibethra, lowest degree of mental cultivation
Greek (Liddell-Scott)
ὑδρανός: ὁ, «ὁ ἁγνιστὴς τῶν Ἐλευσινίων» Ἡσύχ.· ὁ αὐτὸς μνημονεύει καὶ τὴν λέξ. ὑδράνη, ἡ, = τὸ ἀκραιφνὲς καὶ καθαρόν.