2
unpropitious(adjective, mean, nasty, unfriendly, hateful)
1
adventurous
1
allergic(adjective, mean, nasty, unfriendly, angry)
1
antipathetic
1
antithetical
1
argumentative(adjective, mean, nasty, unfriendly, hateful)
1
aspirant(noun, match, opposition, rival, opponent)
1
assailant(noun, match, opposition, rival, opponent)
1
at cross-purposes
1
balancing
1
bandit(noun, opposition, rival, opponent, enemy)
1
bellicose(adjective, mean, nasty, unfriendly, hateful)
1
belligerent(adjective, mean, nasty, unfriendly, hateful)
1
bidder(noun, match, opposition, rival, opponent)
1
bitter(adjective, mean, nasty, unfriendly, hateful)
1
breakaway
1
candidate(noun, match, opposition, rival, opponent)
1
catty(adjective, mean, nasty, unfriendly, hateful)
1
challenger(noun, match, opposition, rival, opponent)
1
chill(adjective, mean, nasty, unfriendly, hateful)
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APASmart Define. (2015). oppugnant thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/oppugnant/thesaurus/synonyms
ChicagoSmart Define. 2015. "oppugnant thesaurus" https://smartdefine.org/oppugnant/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, oppugnant thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/oppugnant/thesaurus/synonyms>.
MLASmart Define. "oppugnant thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/oppugnant/thesaurus/synonyms>