Invalidate
Invalidate verb - To put an end to by formal action.
Usage example: those nations eventually invalidated their trade agreement
Nullify is a synonym for invalidate in annul topic. In some cases you can use "Nullify" instead a verb "Invalidate", when it comes to topics like action, continue, abolish, cancel. popular alternative
Nullify
Nullify verb - To put an end to by formal action.
Usage example: the constitutional amendment that nullified Prohibition
Invalidate is a synonym for nullify in annul topic. You can use "Invalidate" instead a verb "Nullify", if it concerns topics such as cancel, action, continue, abolish. popular alternative
Mutual synonyms
Related pairs
Common collocations
Cite this Source
Nullify and Invalidate. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/invalidate/nullify
Invalidate & Nullify. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/invalidate/nullify>.
Nullify or Invalidate. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/invalidate/nullify.
Google Ngram Viewer shows how "invalidate" and "nullify" have occurred on timeline