45 entries under adjective topic. ×

27
narcotic(noun, medicine, dull, quiet)
20
sedative(noun, medicine, dull, quiet)
20
soporific(noun, drug, awareness, sleepy)
18
hypnotic(noun, medicine, drug, medication)
13
anodyne(noun, medicine, drug, medication)
8
calmative(noun, sedative)
7
somnifacient(noun, awareness, sleepy, dope)
6
somniferous(noun, dull, quiet, slow)
6
somnolent(dull, quiet, heavy, awareness)
4
sleepy
4
anaesthetic
4
somnific(quiet, slow, dark, heavy)
3
slumberous
2
lenitive(noun, moderation)
1
draggy(quiet, slow, heavy, sleepy)
1
drowsy
1
emollient
1
out of it(expression, idiom, quiet, slow)
1
sleep-inducing
1
soothing
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APASmart Define. (2015). opiate thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/opiate/thesaurus/synonyms
ChicagoSmart Define. 2015. "opiate thesaurus" https://smartdefine.org/opiate/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, opiate thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/opiate/thesaurus/synonyms>.
MLASmart Define. "opiate thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/opiate/thesaurus/synonyms>