Synonyms|471Antonyms|205|Broader|3Narrower|9Related|940

148 entries under dull topic. ×

1
on hold(expression, adjective, idle, sluggish)
1
ossified(adjective, idle, sluggish, lazy)
1
out of action(expression, adjective, idiom, idle)
1
out of commission(expression, adjective, idiom, idle)
1
out of service(expression, adjective, idiom, idle)
1
out of work(expression, adjective, idiom, idle)
1
procrastinating(idle, sluggish, inactive, lethargic)
1
remiss(idle, sluggish, inactive, lethargic)
1
shiftless(idle, sluggish, inactive, lethargic)
1
sleepyhead(adjective, quiet, slow, relaxed)
1
slow-moving(adjective, idle, sluggish, lazy)
1
slumbersome(adjective, tired)
1
stable(adjective, idle, sluggish, lazy)
1
stolid(adjective, quiet, indifferent, still)
1
tardy(idle, sluggish, late, inactive)
1
thick-witted
1
trifling(idle, sluggish, inactive, lethargic)
1
unconcerned(adjective, still, idle, sluggish)
1
unenergetic(idle, sluggish, inactive, lethargic)
1
unindustrious(idle, sluggish, inactive, lethargic)
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APASmart Define. (2016). sleepy thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sleepy/thesaurus/synonyms
ChicagoSmart Define. 2016. "sleepy thesaurus" https://smartdefine.org/sleepy/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, sleepy thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sleepy/thesaurus/synonyms>.
MLASmart Define. "sleepy thesaurus" 18 February 2016. Web. 28 September 2026. <https://smartdefine.org/sleepy/thesaurus/synonyms>