101 entries under nasty topic. ×

10
virulent(adjective, mean, severe, hostile)
9
aggressive(adjective, sharp, cross, energetic)
9
aloof(adjective, person, cool, cold)
9
cold(adjective, person, mean, cool, tough)
8
disagreeable(adjective, bad, tough, severe)
8
misanthropic(adjective, person, cold, hostile)
8
warlike(adjective, energetic, violent, cold)
7
competitive(adjective, mean, oppose, cold)
7
malignant(adjective, mean, cold, negative)
7
truculent(adjective, energetic, hostile, hateful)
7
unsympathetic(adjective, person, mean, tough)
6
rancorous(adjective, mean, tough, severe)
6
scrappy(adjective, sharp, cross, energetic)
6
uncongenial(adjective, cool, cold, sensitive)
5
acrimonious(adjective, mean, bad, tough, wrong)
5
argumentative(adjective, mean, hostile, unfriendly)
5
fierce(adjective, mean, severe, sharp)
5
irreconcilable(adjective, severe, disagreement, reverse)
5
militant(adjective, sharp, cross, energetic)
5
resentful(adjective, tough, severe, harsh)
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APASmart Define. (2016). antagonistic thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/antagonistic/thesaurus/synonyms
ChicagoSmart Define. 2016. "antagonistic thesaurus" https://smartdefine.org/antagonistic/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, antagonistic thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/antagonistic/thesaurus/synonyms>.
MLASmart Define. "antagonistic thesaurus" 23 March 2016. Web. 30 September 2026. <https://smartdefine.org/antagonistic/thesaurus/synonyms>