95 entries under unresponsive topic. ×

1
rolling with the punches(expression, adjective, idiom, detached, impassive)
1
scornful(adjective, indifferent, detached, distant, apathetic)
1
silent(adjective, indifferent, detached, distant, apathetic)
1
stupid(dull, slow, impassive, lethargic)
1
supercilious(adjective, indifferent, detached, distant, apathetic)
1
superior(adjective, indifferent, detached, distant, apathetic)
1
thick-skinned(adjective, detached, impassive, laid-back)
1
unbiased(adjective, indifferent, detached, distant, apathetic)
1
uncommunicative(adjective, indifferent, restrained, detached, distant)
1
unimpressed(adjective, indifferent, detached, distant, apathetic)
1
unimpressionable(adjective, detached, impassive, laid-back)
1
unprejudiced(adjective, indifferent, detached, distant, apathetic)
1
unsocial(adjective, indifferent, detached, distant, apathetic)
0
dumb(dull, slow, stupid, impassive)
0
slow-witted(dull, slow, stupid, impassive)
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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>