Synonyms|107Antonyms|0|Broader|8Narrower|1Related|12
8
morphia
7
heroin(noun, drug, intemperance)
6
hypnotic
6
opiate
6
opium(noun, drug, intemperance, narcotic)
5
drug(noun, drug, narcotic)
5
soporific
4
cocaine(noun, drug, intemperance)
3
hashish(noun, drug, intemperance)
3
hemp(noun, drug, intemperance)
3
marijuana(noun, drug, intemperance)
2
anesthetic
2
codeine
2
laudanum
2
methadone
2
red
1
addictive drug
1
alcohol
1
amobarbital sodium
1
amphetamines
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APASmart Define. (2015). morphine thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/morphine/thesaurus/synonyms
ChicagoSmart Define. 2015. "morphine thesaurus" https://smartdefine.org/morphine/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, morphine thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/morphine/thesaurus/synonyms>.
MLASmart Define. "morphine thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/morphine/thesaurus/synonyms>