70 entries under competitor topic. ×

11
opponent(noun, person, opposition, agent, rebel)
10
antagonist(noun, opposition, agent, rebel, criminal)
8
adversary(noun, opposition, agent, rebel, criminal)
7
contestant(noun, opposition, rival, opponent, champion)
7
opposition(noun, person, agent, rebel, criminal)
7
rival(noun, opposition, agent, rebel, criminal)
6
combatant(noun, tough, opponent, combatant)
6
foe(noun, opposition, agent, villain, rebel)
5
assailant(noun, opposition, agent, villain, rebel)
5
enemy(noun, match, opposition, someone, rival)
5
litigant(noun, match, opposition, rival, opponent)
4
contender(noun, opposition, agent, villain, rebel)
4
opposer(noun, match, opposition, rival, opponent)
3
archenemy(noun, opposition, agent, villain, rebel)
3
scrapper(noun, tough, participant, objector)
2
asperser(noun, opposition, agent, villain, rebel)
2
assassin(noun, opposition, agent, villain, rebel)
2
attacker(noun, opposition, agent, villain, rebel)
2
backbiter(noun, opposition, agent, villain, rebel)
2
bad person(noun, expression, opposition, agent, villain)
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APASmart Define. (2015). disputant thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/disputant/thesaurus/synonyms
ChicagoSmart Define. 2015. "disputant thesaurus" https://smartdefine.org/disputant/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, disputant thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/disputant/thesaurus/synonyms>.
MLASmart Define. "disputant thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/disputant/thesaurus/synonyms>