Latin word certamen comes from Latin certo, Latin -men (Forms neuter nouns of the third declension.)

Detailed word origin of certamen

Dictionary entry	Language	Definition
certo	Latin (lat)	certainly, surely. With certainty, without doubt (legal) I dispute.. (military) I fight it out.. (with infinitive) I try hard.. I fight, wrestle.. I contend, compete.. I struggle, strive.
-men	Latin (lat)	Forms neuter nouns of the third declension.
certamen	Latin (lat)	A battle, engagement, combat.. A contest, struggle, strife.. An object contended for, prize.

Words with the same origin as certamen