Synonyms|872Antonyms|411|Broader|14Narrower|13Related|1.9k

376 entries under adjective topic. ×

7
spiritless(dull, quiet, weak, easy)
7
unconcerned(calm, dull, weak, heavy)
6
dallying(dull, slow, idle, late)
6
dawdling(slow, late, delayed, overdue)
6
dim(dull, simple, slow, unintelligent)
6
drugged(cold, dead, tired, senseless)
6
easy(dull, quiet, weak, slow)
6
immobile(calm, dull, quiet, gentle)
6
insensible(dull, quiet, flat, slow)
6
lagging(dull, slow, idle, lazy)
6
lax(dull, slow, late, lazy)
6
off(dull, increase, moderate, low)
6
poky
6
quiet(calm, dull, heavy, lazy)
6
remiss(dull, slow, late, inactivity)
6
shiftless(action, dull, slow, careless)
6
soporific(dull, quiet, slow, heavy)
6
static(dull, quiet, still, lifeless)
6
still(calm, dull, quiet, gentle)
6
stupefied(dull, simple, 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>