50 entries under adjective topic. ×

14
peaceful
5
calm
5
composed
5
cool
5
unperturbed(anxious, unruffled)
4
imperturbable
4
nerveless
4
sedate
3
tranquil
2
placid
2
serene
1
undisturbed
1
unflappable
1
unruffled
0
comfortable
0
easy
0
bland
0
convenient
0
dispassionate
0
effortless
<123>
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APASmart Define. (2015). perturbed thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/perturbed/thesaurus/antonyms
ChicagoSmart Define. 2015. "perturbed thesaurus" https://smartdefine.org/perturbed/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, perturbed thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/perturbed/thesaurus/antonyms>.
MLASmart Define. "perturbed thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/perturbed/thesaurus/antonyms>