Lock up and Nullify

Opposite meaning terms

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

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Nullify is an antonym for lock up in declare the truth of something topic.

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

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Lock up is an antonym for nullify.

Cite this Source

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

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

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

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