14
deny
14
reject
7
abandon(verb, advance, leave, allow, continue)
4
disclaim
4
contradict
4
negate
4
refute
3
disown
3
disavow
3
gainsay
3
leave out(expression, do, defend)
3
repudiate
2
abdicate(verb, power, keep, position, do)
2
abjure
2
abnegate
2
admit defeat(expression, hold, fight, defend)
2
give up(verb, expression, phrasal verb, hold, allow)
2
hit
2
refuse
2
renounce
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APASmart Define. (2015). assert thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/assert/thesaurus/antonyms
ChicagoSmart Define. 2015. "assert thesaurus" https://smartdefine.org/assert/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, assert thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/assert/thesaurus/antonyms>.
MLASmart Define. "assert thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/assert/thesaurus/antonyms>