Synonyms|865Antonyms|459|Broader|19Narrower|37Related|590

319 entries under noun topic. ×

3
cheerlessness(trouble, worry, distress, sorrow)
3
darkness(shade, dimness, cloudiness, murkiness)
3
dim-wittedness
3
disregard(apathy, inactivity, indifference, calmness)
3
dull-wittedness
3
dulness
3
fadedness
3
halfheartedness(disregard, apathy, indifference, calmness)
3
heedlessness(disregard, apathy, inactivity, indifference)
3
lackadaisicalness(apathy, inactivity, lethargy, negligence)
3
languorousness(apathy, inactivity, lethargy, negligence)
3
mousiness
3
murk(shade, darkness, dimness)
3
pointlessness
3
ponderousness
3
silveriness
3
smokiness
3
stupidness
3
tiredness(weakness, fatigue, lethargy, weariness)
3
tonelessness
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APASmart Define. (2016). dullness thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/dullness/thesaurus/synonyms
ChicagoSmart Define. 2016. "dullness thesaurus" https://smartdefine.org/dullness/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, dullness thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/dullness/thesaurus/synonyms>.
MLASmart Define. "dullness thesaurus" 31 March 2016. Web. 29 September 2026. <https://smartdefine.org/dullness/thesaurus/synonyms>