loser → ἡσσηθείς, ἡττηθείς, ἡσσημένος, ἡττημένος, νικηθείς

[spiros]

I.e. loser in a battle, game, etc., winners and losers...

[billberg23]

Also cf. LSJ s.v. νικάω: I. abs., conquer, prevail in battle, in the games, or in any contest, Il. 3.439, etc.; ὁ νικήσας the conqueror, ib. 138, X. Smp. 5.9, etc.; ὁ νικηθείς the conquered, Il. 23.656,663