10
sleeping(verb, adjective, inactive, unconscious, concentrated)
8
asleep(adjective, calm, gentle, sluggish, passive)
6
dormant(adjective, calm, gentle, still, inactive)
6
inactive(adjective, calm, gentle, still, unconscious)
6
inert(adjective, calm, gentle, still, sluggish)
6
napping(verb, adjective, unconscious, asleep, dormant)
6
resting(verb, adjective, calm, dead, unconscious)
5
dozing(verb, adjective, unconscious, asleep, dormant)
5
sluggish(adjective, calm, gentle, inactive, passive)
5
snoozing(verb, adjective, unconscious, asleep, dormant)
4
catnapping
4
comatose(adjective, sluggish, inactive, passive, unconscious)
4
drowsing(verb, calm, dead)
4
dull
4
latent(adjective, calm, gentle, still, sluggish)
4
nodding
4
quiescent(adjective, calm, gentle, sluggish, inactive)
4
reposing(verb, adjective, calm, dead, unconscious)
4
sleepy
4
standing(verb, resting)
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APASmart Define. (2015). slumbering thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/slumbering/thesaurus/synonyms
ChicagoSmart Define. 2015. "slumbering thesaurus" https://smartdefine.org/slumbering/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, slumbering thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/slumbering/thesaurus/synonyms>.
MLASmart Define. "slumbering thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/slumbering/thesaurus/synonyms>