ἐκνίκησις
From LSJ
Σκηνὴ πᾶς ὁ βίος καὶ παίγνιον: ἢ μάθε παίζειν, τὴν σπουδὴν μεταθείς, ἢ φέρε τὰς ὀδύνας → All life is a stage and a play: either learn to play laying your gravity aside, or bear with life's pains.
German (Pape)
[Seite 770] ἡ, das Erkämpfen, Besiegen, Sp.
Greek (Liddell-Scott)
ἐκνίκησις: ῑ, εως, ἡ, κατόρθωσις, ἐπιτυχία, Ἐκκλ.