393 entries under adjective topic. ×

2
taciturn(cool, unfriendly, blank, aloof)
2
tepid
2
unaroused(indifferent, detached, distant, apathetic)
2
uncompassionate(calm, detached, impassive, unemotional)
2
unexcited(calm, quiet, cool, relaxed)
2
unsympathetic(indifferent, detached, unfriendly, aloof)
2
weak(dull, easy, slow, relaxed)
2
wooden(dull, cool, blank, aloof)
1
acquiescent(quiet, indifferent, apathetic, lifeless)
1
along for the ride(expression, idiom, calm, detached)
1
asleep(quiet, indifferent, still, apathetic)
1
bearing(quiet, indifferent, apathetic, lifeless)
1
blahs(dull, weak, easy, slow)
1
blind(indifferent, unsympathetic, inattentive, uninterested)
1
bovine
1
cold-blooded(cool, tough, rational, straightforward)
1
coldhearted(detached, impassive, unresponsive, laid-back)
1
compliant(quiet, indifferent, apathetic, lifeless)
1
creeping
1
deaf(indifferent, unsympathetic, inattentive, uninterested)
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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>