Synonyms|132Antonyms|0|Broader|0Narrower|0Related|5

5 entries under that topic. ×

9
narcotic(noun, adjective, awareness, sleep, sleepy)
7
hypnotic(noun, adjective, awareness, sleepy, dope)
7
opiate(noun, adjective, awareness, sleepy, dope)
7
soporific(noun, adjective, awareness, sleepy, dope)
5
sedative(noun, adjective, awareness, sleepy, dope)
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APASmart Define. (2015). somnifacient thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/somnifacient/thesaurus/synonyms
ChicagoSmart Define. 2015. "somnifacient thesaurus" https://smartdefine.org/somnifacient/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, somnifacient thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/somnifacient/thesaurus/synonyms>.
MLASmart Define. "somnifacient thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/somnifacient/thesaurus/synonyms>