ἀντηρέτης

English (LSJ)

ου, ὁ, (ἐρέτης) properly,

   A one who rows against another, cf. AB411: generally, opponent, adversary, A. Th.284,595; ἀ. δορός τινι ib.997 (lyr.).

German (Pape)

[Seite 248] ὁ, eigtl. Gegenruderer; übh. Gegner, Widersacher, δορός τινι Aesch. Sept. 981; ἐχθροῖς 265. 577.