70 entries under dark topic. ×

1
acheronian(depressed, dim, bleak, forlorn)
1
black as ink(adjective, unhappy, gloom, black)
1
caliginous(dull, obscure, gloomy, dim)
1
clouded(dull, sad, unhappy, miserable)
1
crepuscular(dull, obscure, dim, black)
1
muddy(gloomy, shabby, monotonous, dismal)
1
smoky(adjective, gloomy, dirty, dreary)
1
sombrous(adjective, unhappy, gloom, black)
1
unilluminated(dull, obscure, dim, black)
1
winterly(adjective, unhappy, gloom, black)
0
acherontic(dim, depressing)
0
darkened(gloomy, misty)
0
dun(gloomy, dirty, dreary, misty)
0
dusk(gloomy, misty)
0
filthy(gloomy, dirty, dreary, misty)
0
foul(gloomy, dirty, dreary, misty)
0
fuzzy(gloomy, dirty, dreary, misty)
0
glowering(gloomy, dirty, dreary, misty)
0
grubby(gloomy, dirty, dreary, misty)
0
impenetrable(gloomy, dirty, dreary, misty)
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APASmart Define. (2016). cheerless thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/cheerless/thesaurus/synonyms
ChicagoSmart Define. 2016. "cheerless thesaurus" https://smartdefine.org/cheerless/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, cheerless thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/cheerless/thesaurus/synonyms>.
MLASmart Define. "cheerless thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/cheerless/thesaurus/synonyms>