1
cataleptic
1
civil(adjective, quiet, cool, moderate, gentle)
1
clammed up(expression, adjective, calm, quiet, smooth)
1
cloistered
1
close-mouthed(adjective, calm, quiet, smooth, tranquil)
1
closed(adjective, calm, quiet, smooth, tranquil)
1
companionable
1
compassionate
1
complacent(adjective, quiet, secure, soft, pleasant)
1
composing
1
conciliatory(easygoing, compliant, peace-loving)
1
concordant
1
constant(calm, quiet, friendly, serene)
1
cool-headed(adjective, quiet, cool, moderate, gentle)
1
cool as cucumber(expression, adjective, idiom, quiet, cool)
1
cradling
1
cushioned
1
cushiony
1
deathlike(adjective, calm, quiet, smooth, tranquil)
1
deathly(adjective, calm, quiet, smooth, tranquil)
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APASmart Define. (2015). restful thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/restful/thesaurus/synonyms
ChicagoSmart Define. 2015. "restful thesaurus" https://smartdefine.org/restful/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, restful thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/restful/thesaurus/synonyms>.
MLASmart Define. "restful thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/restful/thesaurus/synonyms>