80 entries under antagonistic topic. ×

8
conflicting(adjective, bad, nasty, cold, disgusting)
8
sour(adjective, mean, hard, evil, rough)
7
belligerent(adjective, mean, nasty, hostile, angry)
7
chill(adjective, mean, cool, nasty, indifferent)
7
opposing(adjective, hostile, hesitant, contrary)
7
opposite(noun, adjective, mean, bad, nasty)
7
unreceptive(adjective, hostile, limited, select, unsympathetic)
7
warlike(adjective, mean, nasty, cold, hostile)
6
aggressive(adjective, sharp, rude, hostile, unsympathetic)
6
competitive(adjective, mean, nasty, cold, hostile)
6
opposed(adjective, bad, nasty, cold, negative)
5
bellicose(adjective, mean, nasty, difficult, rude)
5
contentious(adjective, mean, nasty, difficult, rude)
5
pugnacious(adjective, mean, nasty, hostile)
5
virulent(adjective, mean, nasty, hostile, bitter)
4
alien(adjective, mean, bad, nasty, cold)
4
allergic(adjective, mean, nasty, hostile, hateful)
4
averse(adjective, bad, disgusting, vile)
4
bitter(adjective, set, mean, nasty, hostile)
4
disadvantageous(adjective, person, negative, hostile)
10 years ago|29k views|share |citing 
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>