Crack-up and Tranquilness

Crack-up

Crack-up noun - A mental or nervous collapse.
Usage example: a crack-up required him to take a year off from work

Tranquilness is an antonym for crack-up.

Tranquilness

Tranquilness noun - Evenness of emotions or temper.

Crack-up is an antonym for tranquilness.
Cite this Source
Tranquilness and Crack-up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/crack-up/tranquilness
Crack-up & Tranquilness. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/crack-up/tranquilness>.
Tranquilness or Crack-up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/crack-up/tranquilness.