126 entries under adjective topic. ×
| glum | |
| grim | |
| grumpy | |
| morose | |
| obscure | |
| sable |
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| APA | Smart Define. (2016). umber thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/umber/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "umber thesaurus" https://smartdefine.org/umber/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, umber thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/umber/thesaurus/synonyms>. |
| MLA | Smart Define. "umber thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/umber/thesaurus/synonyms> |