Invalidate and Lock up

Opposite meaning terms

Invalidate verb - To put an end to by formal action.

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Lock up is an antonym for invalidate.

Lock up verb - To put in or as if in prison.

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Invalidate is an antonym for lock up in guarantee topic.

Cite this Source

Lock up and Invalidate. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/invalidate/lock_up

Invalidate & Lock up. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/invalidate/lock_up>.

Lock up or Invalidate. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/invalidate/lock_up.

Google Ngram Viewer shows how "invalidate" and "lock up" have occurred on timeline