1
clashing
1
compensating
1
competitor(noun, opposition, rival, opponent, enemy)
1
conflicting
1
confronting
1
contentious(adjective, mean, nasty, unfriendly, hateful)
1
contestant(noun, match, opposition, rival, opponent)
1
contradictory
1
converse
1
counter
1
counteragent(noun, match, opposition, rival, opponent)
1
cranky
1
cross
1
crotchety
1
dark horse(noun, expression, match, opposition, rival)
1
disaccordant
1
disapproving(adjective, mean, nasty, unfriendly, hateful)
1
discordant
1
discrepant
1
disputant(noun, match, opposition, rival, opponent)
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APASmart Define. (2015). oppugnant thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/oppugnant/thesaurus/synonyms
ChicagoSmart Define. 2015. "oppugnant thesaurus" https://smartdefine.org/oppugnant/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, oppugnant thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/oppugnant/thesaurus/synonyms>.
MLASmart Define. "oppugnant thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/oppugnant/thesaurus/synonyms>