1
mucky(gloomy, gray, overcast)
1
muddy(gloomy, gray, overcast)
1
murk(adjective, sorrow, depress, sadness, emotion)
1
mushy(gloomy, gray, overcast)
1
muzzy(adjective, sorrow, depress, sadness, emotion)
1
night-black
1
night-clad
1
night-cloaked
1
night-dark
1
night-enshrouded
1
night-filled
1
night-mantled
1
night-veiled
1
nighted(adjective, sorrow, depress, sadness, emotion)
1
nontranslucent(gloomy, gray, overcast)
1
nontransparent(gloomy, gray, overcast)
1
not clear(expression, dull, gloomy, gray, cloudy)
1
nubilous(gloomy, gray, overcast)
1
obfuscated
1
obfuscous(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>