383 entries under calm topic. ×

5
at ease(expression, adjective, quiet, light)
5
complacent(adjective, cool, secure, soft)
5
indifferent(adjective, feature, state, cool)
5
languid(adjective, feature, state, quiet)
5
lucid(adjective, quiet, reasonable, sensible)
5
motionless(adjective, quiet, cool, smooth)
5
snug(adjective, quiet, light, secure)
5
solemn(adjective, quiet, cool, reasonable)
5
soothing(adjective, quiet, cool, smooth)
4
aloof(adjective, quiet, cool, moderate)
4
apathetic(adjective, cool, relaxed, indifferent)
4
at peace(expression, adjective, quiet, cool)
4
cheerful(verb, adjective, feature, state)
4
contented(adjective, feature, state, quiet)
4
bucolic(adjective, quiet, cool, smooth)
4
cold-blooded(adjective, cool, detached, blank)
4
coolheaded(adjective, quiet, relaxed, casual)
4
deliberate(adjective, quiet, cool, relaxed)
4
demure(adjective, quiet, cool, gentle)
4
dignified(adjective, cool)
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APASmart Define. (2015). serene thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/serene/thesaurus/synonyms
ChicagoSmart Define. 2015. "serene thesaurus" https://smartdefine.org/serene/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, serene thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/serene/thesaurus/synonyms>.
MLASmart Define. "serene thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/serene/thesaurus/synonyms>