Lock up and Let out

Lock up

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

Let out is an antonym for lock up in topics: conceal, hold in enclosure.

Let out

Let out verb - Express audibly; utter sounds (not necessarily words).

Lock up is an antonym for let out.
Cite this Source
Let out and Lock up. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/lock_up/let_out
Lock up & Let out. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/lock_up/let_out>.
Let out or Lock up. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/lock_up/let_out.
Google Ngram Viewer shows how "lock up" and "let out" have occurred on timeline