Let out and Pump up

Let out

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

Pump up is an antonym for let out.

Pump up

Pump up verb - To cause a pleasurable stimulation of the feelings of.

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