248 entries under dark topic. ×
| muffled(adjective, quiet, weak, soft, flat) | |
| nubilous(adjective, dull, heavy, gloomy) | |
| obfuscous(adjective, dull, gloomy, dim) | |
| supernatural(adjective, excellent, extraordinary, superior) | |
| swarthy | |
| umbrageous(adjective, cloudy, shadowy) | |
| under cover(expression, cover, isolated, equivocal) | |
| under wraps(expression, cover, secret, hidden) | |
| unrevealed(adjective, superior, strange, deep) | |
| unusual(adjective, superior, strange, new) | |
| Cimmerian(adjective, dull, gloomy, dim) | |
| amphibological(adjective, rough, difficult, uncertain) | |
| weighty(dull, gloomy) | |
| Delphian(uncertain, mysterious) | |
| abnormal(adjective, superior, mysterious, supernatural) | |
| bleak(dull, gloomy, dim, black) | |
| celestial(superior, mysterious, supernatural, heavenly) | |
| cold(adjective, dull, soft, flat) | |
| dead(adjective, dull, soft, flat) | |
| desolate(dull, quiet, dim, remote) |
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| APA | Smart Define. (2016). obscure thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/obscure/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "obscure thesaurus" https://smartdefine.org/obscure/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, obscure thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/obscure/thesaurus/synonyms>. |
| MLA | Smart Define. "obscure thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/obscure/thesaurus/synonyms> |