Nullify Thesaurus / Antonyms

69 entries under verb topic. ×

9	validate(support, keep)
7	affirm(support, keep, declare, validate)
5	establish(support, keep, validate)
5	enact(support, keep, validate)
5	ratify(support, keep, validate)
4	authorize
4	pass(support, keep, validate)
3	confirm
3	legalize(support, keep, validate)
3	sanction(support, keep, validate)
3	support(keep, validate)
2	allow(support, keep, validate)
2	accomplish(stop, fail, doing)
2	agree
2	allege
2	approve(support, keep, validate)
2	authorise
2	endorse
1	certify
1	corroborate

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APA	Smart Define. (2016). nullify thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/nullify/thesaurus/antonyms
Chicago	Smart Define. 2016. "nullify thesaurus" https://smartdefine.org/nullify/thesaurus/antonyms (accessed September 20, 2026).
Harvard	Smart Define 2016, nullify thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/nullify/thesaurus/antonyms>.
MLA	Smart Define. "nullify thesaurus" 2 April 2016. Web. 20 September 2026. <https://smartdefine.org/nullify/thesaurus/antonyms>

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