111 entries under calm topic. ×

9
serene(adjective, quiet, cool, relaxed)
9
unmoved(adjective, cool, indifferent, detached)
9
unresponsive(adjective, dull, cool, slow)
7
detached(adjective, quiet, cool, relaxed)
7
disinterested(adjective, indifferent, detached, distant)
7
stoical(adjective, cool, smooth, indifferent)
7
unfeeling(adjective, cool, tough, indifferent)
6
flat(adjective, quiet, tough, indifferent)
6
frigid(adjective, restrained, detached, impassive)
6
uninvolved(adjective, quiet, indifferent, detached)
6
unruffled(adjective, quiet, cool, smooth)
5
aloof(adjective, cool, indifferent, restrained)
5
blah(adjective, dull, weak, easy)
5
emotionless(adjective, dull, cool, tough)
5
placid(adjective, quiet, cool, smooth)
5
self-controlled(adjective, quiet, cool, relaxed)
5
tranquil(adjective, quiet, relaxed, still)
5
undisturbed(adjective, smooth, indifferent, still)
4
dry(adjective, dull, cool, tough)
4
groggy(adjective, unemotional, composed)
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APASmart Define. (2015). phlegmatic thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/phlegmatic/thesaurus/synonyms
ChicagoSmart Define. 2015. "phlegmatic thesaurus" https://smartdefine.org/phlegmatic/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, phlegmatic thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/phlegmatic/thesaurus/synonyms>.
MLASmart Define. "phlegmatic thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/phlegmatic/thesaurus/synonyms>