δυσανταγώνιστος
From LSJ
Ὁ κόσμος σκηνή, ὁ βίος πάροδος· ἦλθες, εἶδες, ἀπῆλθες → The world is a stage, life is your entrance: you came, you saw, you departed (Democritus fr. 115 D-K)
English (LSJ)
ον,
A hard to struggle against, Paus.1.17.6, D.L.2.134, Jul.Or.1.34b.
German (Pape)
[Seite 676] schwer zu bekämpfen, Poll. 3, 141 u. Sp., wie D. L. 2, 134.