Fail and Lock up

Opposite meaning terms

Fail verb - To stop functioning.

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Lock up is an antonym for fail.

Nearby Words: failure, failing, failed

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

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Fail is an antonym for lock up in topics: grasp, dominate, obtain, achieve, be in possession.

Cite this Source

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

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

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

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