| quietening(adjective, medicine, states, medicals) | |
| quieting(adjective, medicine, states, medicals) | |
| pacifying(adjective, characteristics, states, properties) | |
| hushed(adjective, calm, quiet, easy, mild) | |
| mild(adjective, calm, quiet, easy, relaxed) | |
| pacific(adjective, calm, quiet, easy, mild) | |
| phenobarbital | |
| sedation | |
| shock absorber | |
| sleeper | |
| sleeping | |
| sleepy(adjective, awareness) | |
| slumberous(adjective, awareness) | |
| smack | |
| stabilizer | |
| stupefacient(noun, adjective) | |
| stuporific(noun, adjective) | |
| surreptitiousness(dark, confidence) | |
| tame(adjective, calm, quiet, easy, mild) | |
| tar |
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| APA | Smart Define. (2015). sedative thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sedative/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sedative thesaurus" https://smartdefine.org/sedative/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, sedative thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sedative/thesaurus/synonyms>. |
| MLA | Smart Define. "sedative thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/sedative/thesaurus/synonyms> |