| paroxysm(noun, seizure, tremor, spasm) | |
| quaking(noun, agitation, shake, seizure) | |
| rocking(noun, seizure, tremor, spasm) | |
| seizure(noun, tremor, spasm) | |
| shaking(noun, seizure, trembling, tremor) | |
| spasm(noun, seizure, tremor) | |
| throe(noun, seizure, tremor, spasm) | |
| tottering(noun, seizure, tremor, spasm) | |
| trembling(noun, agitation, shake, seizure) | |
| tumult(noun, seizure, tremor, spasm) | |
| turbulence(noun, seizure, tremor, spasm) | |
| upturn(noun, seizure, tremor, spasm) |
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| APA | Smart Define. (2015). seism thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/seism/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "seism thesaurus" https://smartdefine.org/seism/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, seism thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/seism/thesaurus/synonyms>. |
| MLA | Smart Define. "seism thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/seism/thesaurus/synonyms> |