100 entries under nullify topic. ×

5
set aside(verb, expression, phrasal verb, stop, upset)
4
cancel out(verb, expression, phrasal verb, fix, oppose)
4
countercheck(verb, stop, change, smooth, withdraw)
4
kill(verb, stop, end, cut, remove)
4
overthrow(verb, stop, upset, break, change)
4
ruin(verb, stop, destroy, crush, prevent)
3
dissolve(verb, stop, end, withdraw, declare)
3
upset(break, change, alter, cancel, refute)
2
bring to naught(verb, expression, idiom, upset, break)
2
countermand(verb, stop, change, end, withdraw)
2
defeat(verb, stop, upset, break, cut)
2
demolish(verb, upset, break, ruin, oppose)
2
discharge(verb, stop, end, withdraw, abandon)
2
overrule(verb, change, refuse, alter, cancel)
2
render null and void(verb, expression, idiom, stop, end)
2
squelch(verb, stop, end, oppose, suppress)
2
subvert(verb, stop, upset, break, end)
2
vacate(verb, stop, end, withdraw, abandon)
2
wipe out(verb, expression, phrasal verb, stop, end)
1
black out(verb, expression, remove, eliminate, cancel)
11 years ago|9.7k views|share |citing 
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>