48 entries under noun topic. ×

6
opposer(support, person, resist, opponent)
6
resister(support, person, resist, match)
5
disputant(match, opposition, opponent, resister)
4
opposition(support, person, resist, opponent)
3
adversary(support, person, resist, opponent)
3
antagonist(support, person, resist, opponent)
3
anti(adjective, informal, match, opposition)
3
opponent(support, person, resist)
2
competitor
2
enemy
2
foe
2
litigant
2
match
2
objector
2
rival(adjective, opponent)
1
assailant
1
bandit(informal, opponent)
1
candidate
1
challenger
1
con
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APASmart Define. (2015). oppositionist thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/oppositionist/thesaurus/synonyms
ChicagoSmart Define. 2015. "oppositionist thesaurus" https://smartdefine.org/oppositionist/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, oppositionist thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/oppositionist/thesaurus/synonyms>.
MLASmart Define. "oppositionist thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/oppositionist/thesaurus/synonyms>