80 entries under antagonistic topic. ×

4
malignant(adjective, mean, nasty, cold, ill)
4
negative(adjective, hostile, contrary, pessimistic)
4
perverse(adjective, mean, nasty, unpleasant, dirty)
4
scrappy(mean, nasty, angry, aggressive)
4
unenthusiastic(adjective, person, cool, indifferent, feelings)
4
unwelcoming(adjective, person, mean, cool, nasty)
3
argumentative(adjective, mean, nasty, hostile, angry)
3
detrimental(adjective, hostile, contrary, adverse)
3
ill-disposed(adjective, mean, nasty, cold, hostile)
3
injurious(adjective, person, mean, bad, wrong)
3
rancorous(adjective, mean, nasty, bitter)
3
stuffy(hostile, contrary, opposing, unfavorable)
3
unfortunate(adjective, mean, bad, wrong, evil)
3
unlucky(adjective, negative, hostile, contrary)
2
anti(adjective, mean, nasty, hateful, bitter)
2
disapproving(adjective, set, mean, nasty, negative)
2
disinclined(adjective, hostile, hesitant, opposing)
2
disliking(adjective, person, hostile, hesitant)
2
militant(mean, nasty, hostile, angry)
2
oppugnant(mean, nasty, angry, contrary)
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APASmart Define. (2016). unfriendly thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unfriendly/thesaurus/synonyms
ChicagoSmart Define. 2016. "unfriendly thesaurus" https://smartdefine.org/unfriendly/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, unfriendly thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unfriendly/thesaurus/synonyms>.
MLASmart Define. "unfriendly thesaurus" 31 March 2016. Web. 29 September 2026. <https://smartdefine.org/unfriendly/thesaurus/synonyms>