100 entries under nullify topic. ×

1
clamp down on(verb, expression, idiom, cancel, reverse)
1
cork up(verb, expression, cancel, reverse, void)
1
crack down on(verb, expression, idiom, cancel, reverse)
1
cramp(verb, stop, ruin, destroy, prevent)
1
crimp(verb, stop, ruin, destroy, prevent)
1
decimate(verb, ruin, destroy, crush, spoil)
1
declare null and void(verb, expression, idiom, change, withdraw)
1
fly in the face of(verb, expression, idiom, phrasal verb, oppose)
1
hush up(verb, expression, cancel, reverse, void)
1
put damper on(verb, expression, idiom, cancel, reverse)
1
put the lid on(verb, expression, idiom, cancel, reverse)
1
raze(verb, ruin, destroy, crush, spoil)
1
shut down(verb, expression, decline, reject, refuse)
1
spoil(verb, ruin, destroy, cancel, reverse)
1
stymie(verb, stop, decline, reject, ruin)
1
turn thumbs down(verb, expression, idiom, phrasal verb, decline)
1
watergate(verb, cancel, reverse, void, overturn)
1
wrack(verb, ruin, destroy, crush, spoil)
1
wreck(verb, ruin, destroy, crush, spoil)
0
bottle up(verb, expression, cancel, reverse, void)
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APASmart Define. (2015). negate thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/negate/thesaurus/synonyms
ChicagoSmart Define. 2015. "negate thesaurus" https://smartdefine.org/negate/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, negate thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/negate/thesaurus/synonyms>.
MLASmart Define. "negate thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/negate/thesaurus/synonyms>