- Definitions|3
- Thesaurus|2.5k
- Abbreviations|0
168 entries under cool topic. ×
| trained(adjective, calm, quiet, soft) | |
| unfeeling(adjective, calm, relaxed, casual) | |
| unimpressed(adjective, quiet, moderate, gentle) | |
| unimpressible(adjective, calm, relaxed, casual) | |
| warmhearted(adjective, calm, quiet, soft) | |
| waveless(adjective, quiet, smooth, mild) | |
| wooden(adjective, dull, quiet, flat) | |
| breathless(adjective, quiet, smooth, mild) | |
| breezeless(adjective, quiet, smooth, mild) | |
| bucolic(adjective, quiet, smooth, mild) | |
| callous(adjective, dull, quiet, flat) | |
| airy(adjective, calm, relaxed, casual) | |
| blase(calm, relaxed, casual, offhand) | |
| careless(adjective, calm, relaxed, casual) | |
| cold sober(expression, calm, dignified) | |
| decorous(calm, dignified) | |
| earnest(calm, dignified) | |
| effortless(adjective, calm, relaxed, casual) | |
| incurious(adjective, calm, relaxed, casual) | |
| loose(adjective, calm, relaxed, casual) |
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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> |