5
banemalenteous(adjective, person, unwarmhearted)
5
cat-hearted(adjective, person, unwarmhearted)
5
disharmonious(adjective, conflicting, discordant)
5
disputatious(adjective, hostile, aggressive, conflicting, belligerent)
5
ferocious(adjective, hostile, belligerent, quarrelsome)
5
fiendish(adjective, person, unwarmhearted)
5
fierce(adjective, mean, severe, sharp, nasty)
5
frigid(adjective, person, unwarmhearted)
5
half-spirited(adjective, person, unwarmhearted)
5
hardhearted(adjective, person, unwarmhearted)
5
icy(adjective, person, unwarmhearted)
5
inconsiderate(adjective, person, unwarmhearted)
5
indecent(adjective, person, unwarmhearted)
5
irreconcilable(adjective, severe, nasty, disagreement, reverse)
5
loath(adjective, hostile, hesitant, conflicting, opposing)
5
malign(adjective, injurious, hurtful)
5
martial
5
militant(adjective, sharp, nasty, cross, energetic)
5
misaffectionate(adjective, person, unwarmhearted)
5
mummified(adjective, person, unwarmhearted)
10 years ago|21k views|share |citing 
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>