- Definitions|2
- Thesaurus|526
- Abbreviations|0
| leadenness(disregard, indifference, lethargy) | |
| level-headedness(calmness, composure, equanimity) | |
| lifelessness(noun, inactivity, fatigue, lethargy, inertia) | |
| mucous | |
| neuter | |
| neutralism | |
| noiselessness(noun, quiet, serenity, quietness) | |
| nonpartisanship(calmness, coolness, aloofness) | |
| objectiveness(calmness, coolness, aloofness) | |
| passiven(disregard, indifference, lethargy) | |
| placidness(calm, quiet, rest, calmness, composure) | |
| pococuranteism | |
| pococurantism | |
| quiet(noun, calm, rest, peace, calmness) | |
| quietness(noun, quiet, peace, composure, serenity) | |
| resignation(stoicism, impassiveness) | |
| rightfulness(calmness, coolness, aloofness) | |
| rightness(calmness, coolness, aloofness) | |
| self-possession(calmness, composure, equanimity, unflappability) | |
| sobriety(patience, impassiveness) |
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| APA | Smart Define. (2015). impassivity thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/impassivity/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "impassivity thesaurus" https://smartdefine.org/impassivity/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, impassivity thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/impassivity/thesaurus/synonyms>. |
| MLA | Smart Define. "impassivity thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/impassivity/thesaurus/synonyms> |