38 entries under noun topic. ×

11
opponent(support, person, resist, rival)
10
antagonist(support, person, resist, opposition)
9
adversary(support, person, resist, opposition)
9
resister(support, person, resist, opponent)
4
disputant(match, opposition, rival, opponent)
4
enemy(match, opposition, rival, opponent)
4
foe(opposition, rival, opponent, enemy)
4
opposite
4
oppositionist(support, person, resist, opponent)
3
competitor(opposition, rival, opponent, enemy)
3
contestant(match, opposition, rival, opponent)
3
rival(match, opposition, opponent, enemy)
2
archenemy
2
anti(match, opposition, rival, opponent)
2
assailant(match, opposition, rival, opponent)
2
attacker(rival, opponent)
2
con(match, opposition, rival, opponent)
2
dissentient(match, opposition, rival, opponent)
2
litigant(match, opposition, rival, opponent)
2
match(opposition, rival, opponent, enemy)
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APASmart Define. (2015). opposer thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/opposer/thesaurus/synonyms
ChicagoSmart Define. 2015. "opposer thesaurus" https://smartdefine.org/opposer/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, opposer thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/opposer/thesaurus/synonyms>.
MLASmart Define. "opposer thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/opposer/thesaurus/synonyms>