3
cloud
3
concealed(adjective, hard)
3
crepuscular(adjective, dull, obscure, dark, gloomy)
3
darkness
3
dingy(adjective, dull, soft, obscure, flat)
3
dun(adjective, dull, soft, obscure, flat)
3
dunderheaded
3
grimy(adjective, dull, soft, obscure, flat)
3
gross
3
hidden
3
latent(adjective, secret, sneaky, stealthy, unintelligibility)
3
lightless(adjective, dull, dark, gloomy, dim)
3
opacity
3
overcast(adjective, dull, soft, obscure, flat)
3
pale(adjective, dull, dark, gloomy, faint)
3
roily(adjective, turbid)
3
shade
3
unlit(adjective, dull, soft, obscure, flat)
2
atramentous(adjective, dull, dark, gloomy, dim)
2
blackish(adjective, dull, dark, gloomy, dim)
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APASmart Define. (2016). opaque thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/opaque/thesaurus/synonyms
ChicagoSmart Define. 2016. "opaque thesaurus" https://smartdefine.org/opaque/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, opaque thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/opaque/thesaurus/synonyms>.
MLASmart Define. "opaque thesaurus" 29 February 2016. Web. 23 September 2026. <https://smartdefine.org/opaque/thesaurus/synonyms>