- Definitions|2
- Thesaurus|2.5k
- Abbreviations|0
81 entries under thoughtful topic. ×
| serious(adjective, calm, dull, quiet, cool) | |
| grave(adjective, calm, dull, quiet, cool) | |
| sober(adjective, calm, dull, quiet, cool) | |
| earnest(adjective, calm, dull, quiet, cool) | |
| sedate(adjective, calm, dull, quiet, cool) | |
| staid(adjective, calm, dull, quiet, set) | |
| somber(adjective, calm, dull, quiet, cool) | |
| weighty(adjective, dull, quiet, severe, honest) | |
| sincere(adjective, set, severe, honest) | |
| severe(adjective, calm, quiet, set, hard) | |
| composed(adjective, calm, quiet, cool, reasonable) | |
| no-nonsense(adjective, calm, dull, quiet, cool) | |
| reserved(adjective, calm, sensible, restrained, modest) | |
| collected(adjective, calm, quiet, cool, reasonable) | |
| cool(adjective, calm, sensible, restrained) | |
| serene(adjective, calm, quiet, cool, reasonable) | |
| subdued(adjective, calm, dull, quiet, reasonable) | |
| unruffled(adjective, calm, quiet, cool, reasonable) | |
| drab(adjective, calm, dull, quiet, reasonable) | |
| imperturbable(adjective, calm, cool, sensible, dark) |
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| APA | Smart Define. (2016). solemn thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/solemn/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "solemn thesaurus" https://smartdefine.org/solemn/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, solemn thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/solemn/thesaurus/synonyms>. |
| MLA | Smart Define. "solemn thesaurus" 19 February 2016. Web. 27 September 2026. <https://smartdefine.org/solemn/thesaurus/synonyms> |