160 entries under adjective topic. ×

1
abstracted(dull, careless, relaxed, indifferent)
1
daydreaming(dull, slow, careless, relaxed)
1
debilitated(dull, stupid, idle, weary)
1
delinquent
1
down(dull, flat, low, sad)
1
dragging(dull, slow, heavy, sluggish)
1
dreamy(dull, quiet, easy, careless)
1
drippy(dull, flat, low, sad)
1
energyless(dull, careless, relaxed, indifferent)
1
enervated(dull, flat, low, sad)
1
futile
1
having spring fever(expression, idiom, dull, idle)
1
immobile(dull, still, idle, sluggish)
1
impassive(dull, stupid, still, idle)
1
lackluster(dull, flat, low, sad)
1
laid-back(dull, slow, careless, heavy)
1
languishing(dull, flat, low, sad)
1
lethargical
1
mooney(dull, slow, heavy, sluggish)
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moony(dull, careless, indifferent, stupid)
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APASmart Define. (2015). slothful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/slothful/thesaurus/synonyms
ChicagoSmart Define. 2015. "slothful thesaurus" https://smartdefine.org/slothful/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, slothful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/slothful/thesaurus/synonyms>.
MLASmart Define. "slothful thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/slothful/thesaurus/synonyms>