8
cruel(adjective, person, mean, harsh, hostile)
8
disagreeable(adjective, bad, tough, severe, nasty)
8
misanthropic(adjective, person, nasty, cold, hostile)
8
negative(adjective, bad, offensive, hostile, unfriendly)
8
warlike(adjective, nasty, energetic, violent, cold)
7
antithetical(adjective, hostile, contrary, unsuitable, adverse)
7
clashing(adjective, hostile, counter, different, inappropriate)
7
competitive(adjective, mean, oppose, nasty, cold)
7
inconsistent(adjective, disgusting, reverse, inappropriate, contrary)
7
inhumane(adjective, person, mean, sharp, harsh)
7
malignant(adjective, mean, nasty, cold, negative)
7
nasty(adjective, person, mean, bad, severe)
7
oppositional(adjective, support, hostile, contrary, contentious)
7
repugnant(adjective, bad, weak, disagreement, gloomy)
7
truculent(adjective, nasty, energetic, hostile, hateful)
7
unharmonious(adjective, harsh, disagreement, different, contrary)
7
unsympathetic(adjective, person, mean, tough, nasty)
6
barbaric(adjective, person, unwarmhearted)
6
brutal(adjective, person, mean, tough, sharp)
6
cold-blooded(adjective, person, tough, harsh, cruel)
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APASmart Define. (2016). antagonistic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/antagonistic/thesaurus/synonyms
ChicagoSmart Define. 2016. "antagonistic thesaurus" https://smartdefine.org/antagonistic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, antagonistic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/antagonistic/thesaurus/synonyms>.
MLASmart Define. "antagonistic thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/antagonistic/thesaurus/synonyms>