100 entries under gloomy topic. ×

12
crepuscular(adjective, literary, characteristic, dull, situation)
12
dejected(adjective, sad, unhappy, character, sorrow)
12
pessimistic(adjective, character, behaviour, personality)
11
forbidding(adjective, feature, character, description, behaviour)
11
grave(adjective, sorrow, woe, bad, character)
11
obscured(adjective, dull, cover, obscure)
10
desolate(adjective, dull, bad, light, low)
10
lightless(adjective, dull, obscure, uncertain)
10
unclear(adjective, hard, obscure, rough)
10
wretched(adjective, feature, unhappy, description, attribute)
9
blurred(adjective, dull, obscure, rough)
9
darkish(adjective, dull, obscure, dirty)
9
dispiriting(adjective, dull, obscure, unhappy)
9
sorrowful(adjective, dull, bad, low, sad)
9
subfusc(adjective, soft, obscure, flat)
8
brunet(noun, adjective, obscure, pitch)
8
comfortless(adjective, sad, black, feature, dull)
8
dirty(adjective, feature, description, characteristic, characteristics)
7
swart(noun, adjective, dull, obscure)
7
grievous(adjective, bad, tough, severe, sad)
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APASmart Define. (2016). dark thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/dark/thesaurus/synonyms
ChicagoSmart Define. 2016. "dark thesaurus" https://smartdefine.org/dark/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, dark thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/dark/thesaurus/synonyms>.
MLASmart Define. "dark thesaurus" 3 April 2016. Web. 28 September 2026. <https://smartdefine.org/dark/thesaurus/synonyms>