92 entries under nullify topic. ×

9
retract(verb, stop, change, end, withdraw)
9
vacate(verb, stop, close, end, separate)
8
annihilate(verb, stop, close, end, separate)
8
countermand(verb, stop, upset, control, change)
8
offset(verb, stop, fix, ruin, destroy)
8
overthrow(noun, verb, stop, upset, break)
7
abate(verb, stop, end, decline, reduce)
7
destroy(verb, stop, close, end, separate)
7
negative(verb, fix, correct, halt, improve)
7
overturn(verb, stop, upset, break, control)
7
undermine(verb, stop, decline, hurt, reduce)
6
dissolve(verb, stop, close, end, reject)
6
veto(verb, upset, control, direct, disregard)
5
break(verb, upset, oppose, deny, expose)
5
demolish(verb, upset, break, close, end)
4
cancel out(verb, expression, phrasal verb, fix, oppose)
4
controvert(verb, upset, break, deny, expose)
4
cramp(verb, destroy, spoil, cancel, disable)
4
defeat(noun, verb, upset, break, remove)
4
discharge(verb, stop, close, end, separate)
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APASmart Define. (2015). invalidate thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/invalidate/thesaurus/synonyms
ChicagoSmart Define. 2015. "invalidate thesaurus" https://smartdefine.org/invalidate/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, invalidate thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/invalidate/thesaurus/synonyms>.
MLASmart Define. "invalidate thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/invalidate/thesaurus/synonyms>