μυλουργός
From LSJ
ποταμῷ γὰρ οὐκ ἔστιν ἐμβῆναι δὶς τῷ αὐτῷ → it is impossible to step twice in the same river, you cannot step twice into the same rivers
English (LSJ)
όν,
A making millstones, Gloss.
German (Pape)
[Seite 217] Mühlsteine machend, Sp.
Greek (Liddell-Scott)
μῠλουργός: -όν, ὁ κατασκευάζων μυλοπέτρας, Λατ. siliciarius, Γλωσσ.