11 entries under noun topic. ×

10
tranquilizer
8
sedative(adjective, drug, soothing, reassuring)
7
tranquillizer
5
tranquilliser
4
antianxiety agent(expression, idiom)
4
ataractic agent(expression, idiom)
3
ataractic drug(expression, idiom)
0
downer
0
drug
0
narcotic
0
opiate(drug, sedative)
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APASmart Define. (2015). ataractic thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/ataractic/thesaurus/synonyms
ChicagoSmart Define. 2015. "ataractic thesaurus" https://smartdefine.org/ataractic/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, ataractic thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/ataractic/thesaurus/synonyms>.
MLASmart Define. "ataractic thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/ataractic/thesaurus/synonyms>