67 entries under invalidate topic. ×

16
contradict(verb, check, decline, reject, oppose)
15
veto(noun, verb, stop, order, decline)
15
deny(verb, cut, check, decline, reject)
12
gainsay(verb, check, decline, reject, oppose)
12
negate(verb, change, cut, fix, check)
11
disprove(verb, decline, reject, oppose, refuse)
7
contravene(verb, check, decline, reject, oppose)
7
controvert(verb, decline, reject, oppose, refuse)
7
disavow(verb, decline, reject, oppose, refuse)
7
traverse(verb, phrasal verb, law, check, oppose)
6
counteract(verb, stop, change, fix, check)
6
neutralize(verb, change, fix, smooth, correct)
6
rebut(verb, decline, reject, oppose, refuse)
6
refute(verb, decline, reject, oppose, refuse)
5
disconfirm(verb, deny, discredit, compensate, confound)
5
discredit(verb, decline, reject, oppose, refuse)
5
explode(verb, oppose, deny, discredit, confound)
5
impugn(verb, check, reject, oppose, criticize)
4
belie(verb, oppose, challenge, deny, undo)
4
expose(discredit, confound, contradict, refute)
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APASmart Define. (2016). negative thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/negative/thesaurus/synonyms
ChicagoSmart Define. 2016. "negative thesaurus" https://smartdefine.org/negative/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, negative thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/negative/thesaurus/synonyms>.
MLASmart Define. "negative thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/negative/thesaurus/synonyms>