222 entries under relaxed topic. ×

4
laid back(verb, expression, adjective, phrasal verb, feature)
4
lenient(adjective, calm, quiet, kind, soft)
4
merciful(adjective, calm, kind, soft, moderate)
4
neutral(adjective, calm, quiet, cool, smooth)
4
sensible(adjective, calm, happy, firm, solid)
4
serious(adjective, calm, cool, sensible)
4
stolid(adjective, calm, quiet, cool)
4
together(adjective, calm, quiet, cool)
4
undemanding(adjective, feature, state, calm, quiet)
3
calmed(adjective, calm, happy, welcome)
3
delightful(adjective, secure, soft, pleasant, easy)
3
enjoyable(adjective, feature, state, secure, soft)
3
forbearing(adjective, calm, quiet, kind, smooth)
3
good-natured(adjective, calm, kind, smooth, soft)
3
kind(adjective, calm, quiet, cool, smooth)
3
lackadaisical(adjective, calm, cool, indifferent)
3
levelheaded(adjective, calm, quiet, cool, reasonable)
3
mellow(adjective, calm, quiet, cool, kind)
3
negligent(adjective, feature, state, calm, cool)
3
possessed(adjective, calm, quiet, cool, easy)
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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>