376 entries under adjective topic. ×

10
tired(dull, weak, slow, careless)
9
flat(calm, dull, quiet, slow)
9
inanimate(still, lifeless, lethargic, languid)
8
deliberate(slow, late, slowness, remiss)
8
dragging(dull, slow, inactive, slack)
8
gradual(dull, late, slowness, behind)
8
lingering(dull, slow, late, remiss)
8
obtuse(dull, simple, slow, stupid)
8
stupid(action, dull, simple, slow)
8
unhurried(adverb, dull, weak, easy)
7
blunt(dull, physical inertness)
7
crawling
7
creeping(slow, slowness)
7
dense(dull, simple, slow, silly)
7
down(dull, increase, low, slow)
7
enervated(dull, weak, easy, slow)
7
motionless(calm, dull, quiet, gentle)
7
sedentary(dull, lazy, inert, motionless)
7
slow-moving(dull, quiet, easy, slow)
7
slumberous(dull, quiet, slow, cold)
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APASmart Define. (2016). sluggish thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sluggish/thesaurus/synonyms
ChicagoSmart Define. 2016. "sluggish thesaurus" https://smartdefine.org/sluggish/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, sluggish thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sluggish/thesaurus/synonyms>.
MLASmart Define. "sluggish thesaurus" 1 April 2016. Web. 25 September 2026. <https://smartdefine.org/sluggish/thesaurus/synonyms>