16
opposite(noun, adjective, support, reverse, different)
13
polar(adjective, support, reverse, antagonistic, contrary)
9
diametrical(adjective, support, opposed)
9
reverse(noun, adjective, support, negative, hostile)
8
contrary(adjective, support, antagonistic, adverse, opposite)
7
antipodal(adjective, support, negative, reverse, hostile)
7
antithetical(adjective, support, negative, hostile, antagonistic)
7
converse(noun, adjective, support, negative, hostile)
6
contradictory(adjective, support, negative, hostile, antagonistic)
5
antipodean(adjective, support, negative, reverse, hostile)
5
counter(adjective, support, negative, reverse, hostile)
5
diametral
5
inverse(noun, adjective, reverse, antagonistic, contrary)
3
antithetic(adjective, counter, antagonistic, contrary, conflicting)
3
conflicting(adjective, negative, hostile, contrary, adverse)
3
contrasting(adjective, reverse, conflicting, opposite, opposing)
3
negative(noun, adjective, hostile, different, adverse)
2
adverse(adjective, negative, reverse, hostile, antagonistic)
2
against(adjective, counter, antagonistic, contrary, conflicting)
2
anti(adjective, negative, hostile, different, contrary)
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APASmart Define. (2015). diametric thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/diametric/thesaurus/synonyms
ChicagoSmart Define. 2015. "diametric thesaurus" https://smartdefine.org/diametric/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, diametric thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/diametric/thesaurus/synonyms>.
MLASmart Define. "diametric thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/diametric/thesaurus/synonyms>