143 entries under dull topic. ×

8
smoky(adjective, lead, grim, gray)
8
somber(adjective, quiet, soft, severe)
7
apathetic(adjective, quiet, weak, easy)
7
dopey(adjective, weak, easy, slow)
7
drab(adjective, soft, obscure, lead)
7
lead(adjective, grim, mousy, steely)
7
lowering(gloomy, gray, cloudy, dismal)
6
cloudy(adjective, soft, obscure, flat)
6
dismal(soft, flat, dark, cold)
6
inactive(adjective, quiet, weak, easy)
6
leisurely(adjective, quiet, weak, easy)
6
livid(adjective, lead, grim, pale)
6
mousy(adjective, soft, obscure, lead)
6
overcast(adjective, soft, obscure, flat)
6
pale(adjective, gray, purple, pallid)
6
silvery(adjective, lead, grim, gray)
6
slothful(adjective, quiet, easy, slow)
6
supine(adjective, quiet, weak, easy)
6
unhurried(adjective, weak, easy, slow)
5
dim(adjective, soft, obscure, flat)
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APASmart Define. (2015). leaden thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/leaden/thesaurus/synonyms
ChicagoSmart Define. 2015. "leaden thesaurus" https://smartdefine.org/leaden/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, leaden thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/leaden/thesaurus/synonyms>.
MLASmart Define. "leaden thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/leaden/thesaurus/synonyms>