2
associate
2
backing(noun, stop)
2
concurrence
2
confirmation(noun, disagreement, proof, validation, ratification)
2
conformity
2
consent(noun, agreement, dissent, refusal, concession)
2
consistency
2
friend(noun, associate)
2
friendliness
2
obedience(noun, calm, yielding)
2
patronage(noun, support, stop, hurt)
2
proposition(noun, suggestion, truth, scheme)
2
sidekick(noun, person, opponent)
2
similarity(noun, difference, likeness, correspondence)
2
sweetheart
2
unity(noun, disagreement, fighting)
1
acquiesce
1
advocacy(noun, support, stop, cause)
1
advocate(noun, person, opponent)
1
affirmation
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APASmart Define. (2015). opposition thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/opposition/thesaurus/antonyms
ChicagoSmart Define. 2015. "opposition thesaurus" https://smartdefine.org/opposition/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, opposition thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/opposition/thesaurus/antonyms>.
MLASmart Define. "opposition thesaurus" 23 December 2015. Web. 24 September 2026. <https://smartdefine.org/opposition/thesaurus/antonyms>