5
lamentable(adjective, sad, sorrow, depression, woe)
5
languishing(adjective, sad, sorrow, depression, woe)
5
lightless(adjective, dull, dark, gloomy, dim)
5
lonely(adjective, blue, sad, depression, woe)
5
low(adjective, person, bad, soft, obscure)
5
mirthless(adjective, sad, unhappy, dark, gloomy)
5
mousy(adjective, dull, soft, obscure, lead)
5
no-nonsense(adjective, calm, dull, quiet, cool)
5
opaque(adjective, dull, soft, obscure, flat)
5
pathetic(adjective, sad, dark, sorrow, depression)
5
pearly(adjective, dull, lead, gray, leaden)
5
pessimistic(adjective, person, mood)
5
pitch-black(adjective, dull, dark, gloomy, dim)
5
pitch-dark(adjective, dull, obscure, dark, gloomy)
5
rueful(adjective, blue, sad, sorrow, depression)
5
sepulchral(adjective, sad, sorrow, gloomy, depress)
5
shaded(adjective, dull, lead, dark, gloomy)
5
sinister(adjective, sorrow, depress, sadness, emotion)
5
smoky(adjective, dull, lead, dark, gloomy)
5
sooty(adjective, dull, soft, obscure, flat)
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APASmart Define. (2016). somber thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/somber/thesaurus/synonyms
ChicagoSmart Define. 2016. "somber thesaurus" https://smartdefine.org/somber/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, somber thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/somber/thesaurus/synonyms>.
MLASmart Define. "somber thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/somber/thesaurus/synonyms>