80 entries under adjective topic. ×

13
inactive(action, dull, quiet, show)
12
dormant(action, show, inactivity, inactive)
12
asleep(dull, quiet, heavy, tired)
9
inert(inactive, hidden, unconscious, motionless)
9
slumbering(verb, inactive, unconscious, concentrated)
8
napping(quiet, unconscious, relaxing, asleep)
7
quiescent(action, show, quiescence)
7
quiet(motionless, quiescence)
7
resting(verb, quiet, unconscious, concentrated)
6
sleepy(dull, tired)
6
sluggish
6
standing(verb, motionless, resting)
5
dull
5
abeyant(action, show, latent)
5
comatose(quiet, slow, heavy, tired)
4
still(motionless, quiescence)
4
latent(action, show, hidden, dormant)
4
sound asleep(expression, idiom, inactivity, asleep)
4
stagnant(motionless, quiescence)
3
torpid
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APASmart Define. (2015). sleeping thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/sleeping/thesaurus/synonyms
ChicagoSmart Define. 2015. "sleeping thesaurus" https://smartdefine.org/sleeping/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, sleeping thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sleeping/thesaurus/synonyms>.
MLASmart Define. "sleeping thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/sleeping/thesaurus/synonyms>