- Definitions|3
- Thesaurus|2.5k
- Abbreviations|0
168 entries under cool topic. ×
| humane(adjective, calm, quiet, kind) | |
| indifferent(adjective, calm, dull, quiet) | |
| inexcitable(adjective, blank, aloof, unemotional) | |
| inscrutable(adjective, quiet, moderate, gentle) | |
| laid-back(adjective, calm, quiet, moderate) | |
| light(adjective, calm, quiet, weak) | |
| low-key(adjective, quiet, smooth, mild) | |
| poker-faced(adjective, blank, aloof, unemotional) | |
| reposing(adjective, quiet, smooth, mild) | |
| tractable(adjective, calm, quiet, soft) | |
| unconcerned(adjective, calm, quiet, moderate) | |
| windless(adjective, quiet, smooth, mild) | |
| cold-blooded(adjective, blank, aloof, unemotional) | |
| lackadaisical(adjective, calm, relaxed, casual) | |
| listless(adjective, calm, dull, quiet) | |
| at a standstill(expression, adjective, idiom, quiet) | |
| biddable(adjective, calm, quiet, soft) | |
| casual(adjective, calm, mild, relaxed) | |
| civil(adjective, quiet, kind, moderate) | |
| cold(adjective, calm, close, quiet) |
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| APA | Smart Define. (2016). placid thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/placid/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "placid thesaurus" https://smartdefine.org/placid/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, placid thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/placid/thesaurus/synonyms>. |
| MLA | Smart Define. "placid thesaurus" 29 February 2016. Web. 26 September 2026. <https://smartdefine.org/placid/thesaurus/synonyms> |