12
opiate(noun, drug, moderation, narcotic)
9
morphine(noun, drug, intemperance, narcotic)
8
soporific(noun, drug, narcotic)
7
heroin(noun, drug, smack, intemperance, narcotic)
6
drug(noun, drug, narcotic)
5
cocaine(noun, drug, intemperance)
5
dope(noun, drug, narcotic)
5
poppy(noun, moderation, narcotic)
4
anodyne
4
hashish(noun, drug, intemperance)
3
black stuff(expression, idiom)
3
hemp(noun, drug, intemperance)
3
hypnotic(noun, narcotic)
3
laudanum
3
lullaby
3
marijuana(noun, drug, intemperance)
2
balm
2
bhang
2
chloral
2
codeine(noun, narcotic)
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APASmart Define. (2015). opium thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/opium/thesaurus/synonyms
ChicagoSmart Define. 2015. "opium thesaurus" https://smartdefine.org/opium/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, opium thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/opium/thesaurus/synonyms>.
MLASmart Define. "opium thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/opium/thesaurus/synonyms>