Crack-up and Soundness
Opposite meaning words
Crack-up
Crack-up noun - A mental or nervous collapse.
Soundness
Soundness noun - The ability to withstand force or stress without being distorted, dislodged, or damaged.
Cite this Source
Soundness and Crack-up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/crack-up/soundness
Crack-up & Soundness. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/crack-up/soundness>.
Soundness or Crack-up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/crack-up/soundness.