195 entries under adjective topic. ×

5
unemotional(calm, cool, relaxed, detached)
5
unimpassioned
5
unmoved(indifferent, unsympathetic, tranquil, inattentive)
5
unworried(calm, indifferent, peaceful, unconcerned)
4
carefree(calm, relaxed, indifferent, comfortable)
4
indifferent(calm, cool, relaxed, detached)
4
mild(calm, quiet, easy, relaxed)
4
self-controlled
4
steady(calm, sound, sensible, peaceful)
4
uncaring(attitude, cold, unemotional, calmness)
4
unconcerned(calm, cool, firm, relaxed)
3
apathetic(calm, cool, relaxed, indifferent)
3
certain
3
easygoing(calm, quiet, cool, easy)
3
laid-back(calm, cool, relaxed, casual)
3
passive
3
peaceable
3
reasonable(calm, quiet, sound, easy)
3
self-contained
3
serious
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APASmart Define. (2015). unperturbed thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unperturbed/thesaurus/synonyms
ChicagoSmart Define. 2015. "unperturbed thesaurus" https://smartdefine.org/unperturbed/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unperturbed thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unperturbed/thesaurus/synonyms>.
MLASmart Define. "unperturbed thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/unperturbed/thesaurus/synonyms>