3
fall asleep(verb, expression, idiom, suspend, drift)
3
grave(noun, end, release, ruin, finish)
3
inactivity(noun, stop, calm, break, quiet)
3
languish(verb, crash, suspend, nap, slumber)
3
laze(verb, calm, ease, flat, rest)
3
lie still(verb, expression, calm, position, ease)
3
nothingness(noun, oblivion, coma, insentience)
3
paralysis(calm, stillness, immobility, insensibility, physical insensibility)
3
pause(noun, verb, stop, calm, break)
3
peacefulness
3
quiescence(noun, stop, calm, break, quiet)
3
quietude(noun, stop, calm, break, quiet)
3
respite(noun, stop, calm, break, quiet)
3
sleep late
3
slumberland(noun, suspension, nap, slumber, snooze)
3
stillness(noun, stop, calm, break, quiet)
3
torpidity(noun, disregard, rest, dullness, apathy)
3
trance(noun, dream, spell, suspension, daze)
3
tranquillity(noun, stop, calm, break, quiet)
3
unconsciousness(noun, dream, spell, lethargy, nothingness)
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APASmart Define. (2015). sleep thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sleep/thesaurus/synonyms
ChicagoSmart Define. 2015. "sleep thesaurus" https://smartdefine.org/sleep/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sleep thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sleep/thesaurus/synonyms>.
MLASmart Define. "sleep thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/sleep/thesaurus/synonyms>