Synonyms|90Antonyms|1|Broader|9Narrower|85Related|1k
11
sedative(noun, medicine, drug, agent, narcotic)
7
opiate(noun, drug)
6
anodyne(noun, drug)
6
narcotic(noun, drug)
3
downer
3
hypnotic(noun, medicine, medication, sedative, narcotic)
3
red
3
sleeping pill(noun, expression, idiom, pill)
3
soporific(noun, sedative, snoozy, codeine, sedative-hypnotic)
3
tranquillizer(noun, drug)
2
calmative
2
depressant
2
phenobarbital
2
secobarbital sodium(expression, idiom)
2
tranquilliser
2
yellow jacket(expression, idiom)
1
alcohol
1
amobarbital sodium
1
analgesic
1
barb
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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>