μονομάχος

Etymology
From, from.

Adjective

 * 1) fighting in single combat; dueling by hand-to-hand combat

Noun

 * 1) close combat contender, warrior, fighter, dueler
 * 2)  a gladiator

Etymology
, equivalent to.

Noun

 * 1) contestant, dueller, duellist
 * 2)  a gladiator