119 entries under relaxed topic. ×

8
placid(adjective, calm, quiet, cool, mild)
8
stolid(adjective, calm, quiet, cool)
8
tranquil(adjective, feature, state, calm, quiet)
8
unhurried(adjective, feature, state, mild)
7
mild(adjective, feature, state, trait)
7
phlegmatic(adjective, calm, quiet, cool)
6
blasé(adjective, calm, cool, cold)
6
effortless(adjective, calm, cool, casual)
6
even-tempered(adjective, calm, mild, permissive)
6
incurious(adjective, calm, cool, careless)
6
unexcited(adjective, calm, quiet, cool)
6
unfeeling(adjective, calm, cool, indifferent)
5
at ease(expression, adjective, calm, tranquil)
5
laid-back(adjective, feature, state, calm, cool)
4
mellow(adjective, calm, cool, indifferent)
4
moderate(adjective, mild, tolerant, laid-back)
4
self-controlled(adjective, calm, quiet, casual)
3
informal(adjective, cool, mild, tolerant)
3
neglectful(adjective, calm, cool, careless)
3
staid(adjective, calm, tranquil, easygoing)
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APASmart Define. (2015). nonchalant thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/nonchalant/thesaurus/synonyms
ChicagoSmart Define. 2015. "nonchalant thesaurus" https://smartdefine.org/nonchalant/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, nonchalant thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/nonchalant/thesaurus/synonyms>.
MLASmart Define. "nonchalant thesaurus" 9 December 2015. Web. 28 September 2026. <https://smartdefine.org/nonchalant/thesaurus/synonyms>