222 entries under relaxed topic. ×

6
philosophical(adjective, calm, quiet, gentle)
6
unconcerned(adjective, feature, state, calm, quiet)
6
unemotional(adjective, calm, quiet, cool, moderate)
6
unhurried(adjective, feature, state, calm, quiet)
6
unmoved(adjective, calm, quiet, cool, moderate)
5
at ease(expression, adjective, calm, quiet, light)
5
complacent(adjective, calm, cool, secure, soft)
5
indifferent(adjective, feature, state, calm, cool)
5
languid(adjective, feature, state, calm, quiet)
5
snug(adjective, calm, quiet, light, secure)
5
soothing(adjective, calm, quiet, cool, smooth)
4
aloof(adjective, calm, quiet, cool, moderate)
4
apathetic(adjective, calm, cool, indifferent)
4
at peace(expression, adjective, calm, quiet, cool)
4
cheerful(verb, adjective, feature, state, calm)
4
contented(adjective, feature, state, calm, quiet)
4
coolheaded(adjective, calm, quiet, casual)
4
deliberate(adjective, calm, quiet, cool)
4
easeful(adjective, calm, quiet, light, smooth)
4
hushed(adjective, calm, quiet, cool, smooth)
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APASmart Define. (2015). serene thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/serene/thesaurus/synonyms
ChicagoSmart Define. 2015. "serene thesaurus" https://smartdefine.org/serene/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, serene thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/serene/thesaurus/synonyms>.
MLASmart Define. "serene thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/serene/thesaurus/synonyms>