99 entries under nullify topic. ×

2
efface(verb, end, withdraw, declare, terminate)
2
make void(verb, expression, cancel, overturn)
2
refute(verb, oppose, challenge, deny, undo)
2
vitiate(verb, end, ruin, destroy, withdraw)
1
abate(destroy, spoil, undo, contradict, void)
1
belie(verb, oppose, challenge, deny, undo)
1
black out(verb, expression, cancel, void, overturn)
1
break(noun, verb, check, ruin, defeat)
1
break with(verb, expression, reject, dismiss, deny)
1
clamp down on(verb, expression, idiom, cancel, void)
1
controvert(verb, attack, oppose, fight, challenge)
1
cork up(verb, expression, cancel, void, overturn)
1
crack down on(verb, expression, idiom, cancel, void)
1
declare null and void(verb, expression, idiom, change, withdraw)
1
disallow(verb, refuse, deny, cancel, undo)
1
dump(verb, reject, deny, undo, renounce)
1
fly in the face of(verb, expression, idiom, attack, reject)
1
gainsay(verb, attack, oppose, fight, challenge)
1
have(destroy, spoil, cancel, invalidate, negate)
1
hush up(verb, expression, cancel, void, overturn)
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APASmart Define. (2015). reverse thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/reverse/thesaurus/synonyms
ChicagoSmart Define. 2015. "reverse thesaurus" https://smartdefine.org/reverse/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, reverse thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/reverse/thesaurus/synonyms>.
MLASmart Define. "reverse thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/reverse/thesaurus/synonyms>