1
cantankerous(adjective, hard, tough, severe, cold)
1
carrion
1
cataleptic
1
catatonic
1
caught napping
1
churlish(adjective, hard, tough, severe, cold)
1
cold-blooded(adjective, hard, tough, severe, cold)
1
cold-hearted(adjective, hard, tough, severe, cold)
1
cold fish(expression, adjective, hard, tough, severe)
1
compliant(adjective, quiet, flat, indifferent, apathetic)
1
conked(adjective, unconscious, sleeping, slumbering, snoozing)
1
cool(adjective, quiet, indifferent, apathetic, lifeless)
1
croaked
1
crotchety(adjective, hard, tough, severe, cold)
1
daydreaming(adjective, unqualified, distracted, absorbed, inattentive)
1
dead and gone(expression, idiom)
1
dead to
1
deaf to
1
death-struck
1
deep(adjective, anxious, distant, distracted, absorbed)
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APASmart Define. (2016). asleep thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/asleep/thesaurus/synonyms
ChicagoSmart Define. 2016. "asleep thesaurus" https://smartdefine.org/asleep/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, asleep thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/asleep/thesaurus/synonyms>.
MLASmart Define. "asleep thesaurus" 8 February 2016. Web. 22 September 2026. <https://smartdefine.org/asleep/thesaurus/synonyms>