182 entries under gloomy topic. ×

4
grave(adjective, quiet, severe, dark, heavy)
4
ill-defined(adjective, weak, soft, gentle, dark)
4
matte(adjective, weak, flat, dead)
4
melancholy(adjective, low, happy, unhappy, dark)
4
monotone(adjective, dark, ordinary, boring)
4
pitchy(adjective, dark, dim, black)
4
sullen(adjective, upset, slow, unhappy, dark)
4
unhappy(adjective, bad, happy, sad, dark)
4
unlit(adjective, dark, dim, black)
3
addled(adjective, flat, dirty, sluggish)
3
dusk(adjective, dark, dim, faint)
3
caliginous(adjective, obscure, dark, dim)
3
dirty(verb, adjective, flat, dark)
3
doleful(adjective, bad, sad, unhappy, dark)
3
fuzzy(adjective, obscure, flat, dark)
3
impenetrable(dark, dense, cloudy, misty)
3
indefinite(adjective, obscure, dark, heavy)
3
lightless(adjective, obscure, dark, dim)
3
mournful(sad, unhappy, dark, miserable)
3
oppressive(adjective, severe, warm, unhappy, dark)
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APASmart Define. (2016). dull thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/dull/thesaurus/synonyms
ChicagoSmart Define. 2016. "dull thesaurus" https://smartdefine.org/dull/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, dull thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/dull/thesaurus/synonyms>.
MLASmart Define. "dull thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/dull/thesaurus/synonyms>