Answer:
Match: contest between two or more
Explanation:
Synonyms refer to words that have similar meanings.
A friendly competition is not a battle which is combat between two people.
It is not a Conflict which is a fight, battle, or war.
A friendly competition is not enmity: feeling of active dislike or hate.
A friendly competition is a Match: contest between two or more. We would usually shake hands after the contest.