70 entries under adjective topic. ×

1
ill-defined(dull, dark, gloomy, faint)
1
indistinct(dull, dark, gloomy, faint)
1
lacklustre
1
lightless(dull, dark, gloomy, faint)
1
misty
1
monotone(dull, dark, gloomy, faint)
1
monotonous(dull, dark, gloomy, faint)
1
obscured(dull, dark, gloomy, faint)
1
overcast(dull, dark, gloomy, faint)
1
poorly lit(expression, dull, dark, gloomy)
1
prostrate
1
savourless
1
shadowy(dull, dark, gloomy, faint)
1
slow
1
sluggish
1
sullied(dull, dark, gloomy, faint)
1
tarnished(dull, dark, gloomy, faint)
1
tenebrous(dull, dark, gloomy, faint)
1
torpid
1
unclear(dull, dark, gloomy, faint)
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APASmart Define. (2015). mat thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/mat/thesaurus/synonyms
ChicagoSmart Define. 2015. "mat thesaurus" https://smartdefine.org/mat/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, mat thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/mat/thesaurus/synonyms>.
MLASmart Define. "mat thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/mat/thesaurus/synonyms>