13
inactive(adjective, action, dull, quiet, show)
12
dormant(adjective, action, show, inactivity, inactive)
12
asleep(adjective, dull, quiet, heavy, tired)
9
inert(adjective, inactive, hidden, unconscious, motionless)
9
slumbering(verb, adjective, inactive, unconscious, concentrated)
8
napping(adjective, quiet, unconscious, relaxing, asleep)
7
quiescence
7
quiescency
7
quiescent(adjective, action, show, quiescence)
7
quiet(adjective, motionless, quiescence)
7
resting(verb, adjective, quiet, unconscious, concentrated)
6
sleepy(adjective, dull, tired)
6
sluggish
6
standing(verb, adjective, motionless, resting)
5
dull
5
abeyant(adjective, action, show, latent)
5
comatose(adjective, quiet, slow, heavy, tired)
4
still(adjective, motionless, quiescence)
4
dormancy
4
latent(adjective, action, show, hidden, dormant)
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APASmart Define. (2015). sleeping thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sleeping/thesaurus/synonyms
ChicagoSmart Define. 2015. "sleeping thesaurus" https://smartdefine.org/sleeping/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, sleeping thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sleeping/thesaurus/synonyms>.
MLASmart Define. "sleeping thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/sleeping/thesaurus/synonyms>