Synonyms|26Antonyms|0|Broader|0Narrower|0Related|8
9
narcotic(noun, adjective, sleep, dulling)
5
anesthetic
2
anaesthetic(noun, adjective)
2
opiate(noun, adjective)
1
drug
1
hypnotic(noun, adjective)
1
sedative(noun, adjective)
1
soporiferous
1
soporific(noun, adjective)
1
stupefactive
1
stuporific(noun, adjective)
0
Lethean
0
downer
0
dulling
0
muffling
0
numbing
0
opiates
0
opium
0
painkilling
0
producing stupefaction(expression, idiom)
<12>
For more, visit Stupefacient on Power Thesaurus
13 years ago|324 views|share |citing 
APASmart Define. (2013). stupefacient thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/stupefacient/thesaurus/synonyms
ChicagoSmart Define. 2013. "stupefacient thesaurus" https://smartdefine.org/stupefacient/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, stupefacient thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/stupefacient/thesaurus/synonyms>.
MLASmart Define. "stupefacient thesaurus" 18 May 2013. Web. 21 September 2026. <https://smartdefine.org/stupefacient/thesaurus/synonyms>