Synonyms|90Antonyms|1|Broader|9Narrower|85Related|1k
1
laudanum
1
liquor
1
lotus
1
meperidine
1
methadone
1
morphia
1
morphine
1
opium
1
pacifier
1
pain killer
1
paregoric
1
pen yan
1
pentobarbital
1
phenobarbital sodium
1
purple heart
1
quietener
1
rainbow
1
scag
1
shit
1
sleep-inducer
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APASmart Define. (2015). barbiturate thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/barbiturate/thesaurus/synonyms
ChicagoSmart Define. 2015. "barbiturate thesaurus" https://smartdefine.org/barbiturate/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, barbiturate thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/barbiturate/thesaurus/synonyms>.
MLASmart Define. "barbiturate thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/barbiturate/thesaurus/synonyms>