2
clashing(adjective, negative, hostile, different, antagonistic)
2
competitive(adjective, mean, nasty, unfriendly, hateful)
2
confronting(adjective, hostile, counter, different, antagonistic)
2
dead against
2
diametric(adjective, negative, hostile, contrary, adverse)
2
discordant(adjective, negative, hostile, different, adverse)
2
discrepant(adjective, antagonistic, contrary, incompatible, inconsistent)
2
in opposition(expression, adjective, idiom, hostile, counter)
2
inconsistent(adjective, negative, hostile, different, contrary)
2
inimical(adjective, negative, hostile, counter, unfriendly)
2
kind of matter(expression, idiom)
2
loath(adjective, unfriendly, antagonistic, contradictory, opposed)
2
malevolent(adjective, mean, nasty, unfriendly, hateful)
2
malicious(adjective, mean, nasty, unfriendly, hateful)
2
malignant(adjective, mean, nasty, unfriendly, hateful)
2
mean(adjective, nasty, unfriendly, hateful, bitter)
2
militant(adjective, mean, nasty, unfriendly, hateful)
2
nay sayer
2
not for
2
not pro
11 years ago|4.5k views|share |citing 
APASmart Define. (2015). anti thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/anti/thesaurus/synonyms
ChicagoSmart Define. 2015. "anti thesaurus" https://smartdefine.org/anti/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, anti thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/anti/thesaurus/synonyms>.
MLASmart Define. "anti thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/anti/thesaurus/synonyms>