80 entries under obscure topic. ×
| arcane(adjective, feature, characteristic, description) | |
| recondite(adjective, mysterious, feature, hidden) | |
| secret(adjective, feature, mysterious, hidden) | |
| unlit(adjective, characteristic, shade, color, feature) | |
| enigmatic(adjective, feature, mysterious, characteristic) | |
| drab(adjective, dull, bay, buff, feature) | |
| swarthy(adjective, feature, appearance, pitch, inky) | |
| threatening(adjective, feature, character, gloomy, description) | |
| funereal(adjective, depressing, dull, black, character) | |
| indistinct(adjective, characteristic, shade, color) | |
| inky(adjective, characteristic, color, pitch, clouded) | |
| mournful(adjective, sad, sorrow, woe, gloomy) | |
| occult(adjective, secret, hidden, mysterious) | |
| atrocious(adjective, description, feature, characteristic, attribute) | |
| sinister(adjective, evil, rough, nasty) | |
| clouded(adjective, dull, gloomy, lack) | |
| caliginous(adjective, characteristic, dull, black, rare) | |
| ebony(adjective, appearance, feature, characteristic, black) | |
| ominous(adjective, character, behaviour, personality, upset) | |
| pitch-dark(adjective, characteristic, color, pitch, black) |
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| APA | Smart Define. (2016). dark thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/dark/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "dark thesaurus" https://smartdefine.org/dark/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, dark thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/dark/thesaurus/synonyms>. |
| MLA | Smart Define. "dark thesaurus" 3 April 2016. Web. 27 September 2026. <https://smartdefine.org/dark/thesaurus/synonyms> |