- Definitions|1
- Thesaurus|390
- Abbreviations|0
| ruination | |
| sabotage | |
| scaling | |
| scathe | |
| scattering | |
| schizophrenia | |
| setback(smash, crash, misfortune, hazard, calamity) | |
| shattering(noun, ruin, blow, crack, failure) | |
| shipwreck | |
| shout(fit, happiness, amusement, roar, laugh) | |
| shouter(adjective, fit, roar, laughing, billowy) | |
| shriek(fit, happiness, amusement, roar, laugh) | |
| slam(noun, ruin, blow, crack, failure) | |
| smash-up(noun, ruin, blow, crack, failure) | |
| smashing | |
| snicker(fit, happiness, amusement, roar, laugh) | |
| snigge(adjective, fit, roar, laughing, billowy) | |
| snigger(happiness, amusement, roar, laugh, mirth) | |
| sock(noun, ruin, blow, crack, failure) | |
| splashdown(noun, collapse, smash, wreck, impact) |
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| APA | Smart Define. (2015). crack-up thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/crack-up/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "crack-up thesaurus" https://smartdefine.org/crack-up/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, crack-up thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/crack-up/thesaurus/synonyms>. |
| MLA | Smart Define. "crack-up thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/crack-up/thesaurus/synonyms> |