3
lugubrious(adjective, sorrow, depress, sadness, emotion)
3
saturnine(adjective, sorrow, depress, sadness, emotion)
3
shaded(adjective, dull, dark, gloomy, dim)
3
sulky(adjective, sorrow, depress, sadness, emotion)
3
threatening
3
unhappy
2
aphotic(adjective, dull, dark, gloomy, dim)
2
atramentous(adjective, dull, dark, gloomy, dim)
2
blackish(adjective, dull, dark, gloomy, dim)
2
crepuscular(adjective, dull, dark, gloomy, dim)
2
desolate
2
dun(adjective, dull, dark, gloomy, dim)
2
dusk(adjective, dull, dark, gloomy, dim)
2
faint(adjective, dull, dark, gloomy, dim)
2
grimy(adjective, dull, dark, gloomy, dim)
2
leaden(dull, gloomy, gray, cloudy, dismal)
2
menacing
2
sepulchral(adjective, sorrow, depress, sadness, emotion)
2
solemn(adjective, sorrow, depress, sadness, emotion)
2
sooty(adjective, dull, dark, gloomy, dim)
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APASmart Define. (2016). sunless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sunless/thesaurus/synonyms
ChicagoSmart Define. 2016. "sunless thesaurus" https://smartdefine.org/sunless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, sunless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sunless/thesaurus/synonyms>.
MLASmart Define. "sunless thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/sunless/thesaurus/synonyms>