7
defunct(adjective, dead, lifeless, late, live)
7
slumbering(adjective, calm, gentle, sluggish, passive)
7
unaware(adjective, unqualified, distracted, absorbed, engaged)
6
deadened(adjective, feeling, hard, tough, severe)
6
gone(adjective, live)
6
idle(adjective, calm, dull, quiet, gentle)
6
out(adjective, adverb, informal, unconscious)
6
anaesthetised
6
extinct(adjective, dead, lifeless, late, live)
6
napping(adjective, adverb, quiet, inattentive, unconscious)
6
torpid(adjective, calm, dull, quiet, slow)
6
unconscious(adjective, unfeeling, out, unresponsive, numb)
5
at peace(expression, adjective, idiom, calm, dead)
5
dull(adjective, quiet, still, tired, sluggish)
5
in dreamland(expression, adjective, calm, dead, unconscious)
5
inanimate(adjective, calm, hard, tough, severe)
5
incognizant
5
late(adjective, dead, lifeless, live, obsolete)
5
quiescent(adjective, calm, dull, quiet, gentle)
5
quiet(adjective, calm, dull, gentle, slow)
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APASmart Define. (2016). asleep thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/asleep/thesaurus/synonyms
ChicagoSmart Define. 2016. "asleep thesaurus" https://smartdefine.org/asleep/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, asleep thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/asleep/thesaurus/synonyms>.
MLASmart Define. "asleep thesaurus" 8 February 2016. Web. 21 September 2026. <https://smartdefine.org/asleep/thesaurus/synonyms>