Synonyms|159Antonyms|29|Broader|0Narrower|0Related|85

44 entries under heavy topic. ×

13
somnolent(noun, adjective, dull, quiet, slow)
11
sleepy(adjective, dull, quiet, slow, cold)
10
drowsy(noun, adjective, dull, quiet, slow)
9
soporific(noun, adjective, dull, quiet, slow)
8
lethargic(adjective, quiet, slow, cold)
8
sluggish(adjective, dull, quiet, slow, cold)
7
dozy(noun, adjective, dull, quiet, slow)
7
torpid(adjective, dull, quiet, slow, cold)
6
comatose(adjective, dull, quiet, slow)
4
inert(adjective, dull, moving, slow)
3
dopey(adjective, dull, quiet, slow, cold)
3
snoozy(noun, adjective, dull, quiet, slow)
2
dull(noun, adjective, quiet, slow)
2
hebetudinous(adjective, dull, slow, cold)
2
inactive(adjective, dull, quiet, slow)
2
out of it(expression, adjective, idiom, quiet, slow)
1
apathetic(adjective, dull, slow, still)
1
blah(adjective, dull, quiet, slow)
1
down(adjective, dull, slow, still)
1
dragging(adjective, dull, slow, sluggish)
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APASmart Define. (2015). slumberous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/slumberous/thesaurus/synonyms
ChicagoSmart Define. 2015. "slumberous thesaurus" https://smartdefine.org/slumberous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, slumberous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/slumberous/thesaurus/synonyms>.
MLASmart Define. "slumberous thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/slumberous/thesaurus/synonyms>