Synonyms|160Antonyms|1|Broader|6Narrower|0Related|37

60 entries under dull topic. ×

1
idle(adjective, stupid, weary, apathetic)
1
indifferent(adjective, weak, easy, slow)
1
inert(adjective, weak, easy, slow)
1
infirm(adjective, weak, easy, slow)
1
lackadaisical(adjective, weak, easy, slow)
1
laid-back(adjective, weak, easy, slow)
1
languishing(adjective, weak, easy, slow)
1
languorous(adjective, weak, easy, slow)
1
lazy(adjective, weak, easy, slow)
1
leaden(adjective, weak, easy, slow)
1
leisurely(adjective, weak, easy, slow)
1
limp(adjective, weak, easy, slow)
1
listless(adjective, quiet, weak, easy)
1
moony(adjective, weak, easy, slow)
1
nebbish(adjective, weak, easy, slow)
1
passive(adjective, stupid, idle, weary)
1
phlegmatic(adjective, weak, easy, slow)
1
pining(adjective, weak, easy, slow)
1
sickly(adjective, weak, easy, slow)
1
slothful(adjective, stupid, weary, apathetic)
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APASmart Define. (2015). sleepyhead thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sleepyhead/thesaurus/synonyms
ChicagoSmart Define. 2015. "sleepyhead thesaurus" https://smartdefine.org/sleepyhead/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, sleepyhead thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sleepyhead/thesaurus/synonyms>.
MLASmart Define. "sleepyhead thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/sleepyhead/thesaurus/synonyms>