160 entries under adjective topic. ×

1
sullen(dull, slow, heavy, sluggish)
1
superfluous
1
trifling(dull, careless, indifferent, idle)
1
unavailing
1
unenergetic(dull, careless, indifferent, idle)
1
unindustrious(dull, careless, indifferent, idle)
1
unmoving(still, lifeless, motionless, stationary)
1
unpersevering(dull, careless, indifferent, idle)
1
unresponsive(dull, quiet, flat, slow)
1
weary(dull, careless, indifferent, idle)
1
wimpy(dull, stupid, idle, weary)
0
aimless
0
bone lazy(idiom, action, industrious)
0
cunctatory
0
exhausted(weary, tired, sluggish, lazy)
0
falling off(expression, quiet, flat, slow)
0
halfhearted(dull, careless, relaxed, indifferent)
0
immobilized
0
ineffective
0
insouciant
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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>