Synonyms|57Antonyms|0|Broader|0Narrower|0Related|1
1
heroin
1
hop
1
hypnotic
1
inhalant(noun, snoozy, codeine, sedative-hypnotic)
1
junk
1
knockout drops
1
laudanum
1
liquor
1
local anesthetic(noun, expression, snoozy, codeine, sedative-hypnotic)
1
lullaby
1
methadone
1
morphine
1
narcotic
1
nightcap
1
pacifier
1
pain killer
1
paregoric
1
pen yan
1
phenobarbital
1
rainbow
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APASmart Define. (2015). sleep-inducer thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/sleep-inducer/thesaurus/synonyms
ChicagoSmart Define. 2015. "sleep-inducer thesaurus" https://smartdefine.org/sleep-inducer/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, sleep-inducer thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sleep-inducer/thesaurus/synonyms>.
MLASmart Define. "sleep-inducer thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/sleep-inducer/thesaurus/synonyms>