89 entries under still topic. ×

5
comatose(adjective, dull, weak, easy, slow)
5
placid(adjective, calm, quiet, cool, smooth)
5
tranquil(adjective, calm, quiet, relaxed)
5
undisturbed(adjective, calm, smooth, indifferent)
4
dopey(adjective, dull, weak, easy, slow)
4
enervated(adjective, dull, weak, easy, slow)
4
inanimate(lifeless, lethargic, languid, motionless)
4
leisurely(adjective, dull, quiet, weak, easy)
4
numb(adjective, unfeeling, lifeless, inactive)
4
quiet(adjective, calm, easy, relaxed, heavy)
4
slack(adjective, dull, quiet, moderate, easy)
4
tired(adjective, slow, weary, sluggish)
4
weary(adjective, dull, weak, easy, slow)
3
laid-back(adjective, calm, dull, quiet, weak)
3
unflappable(adjective, calm, quiet, cool, indifferent)
3
unhurried(adjective, dull, quiet, weak, easy)
2
collected(adjective, calm, quiet, cool, relaxed)
2
dead(adjective, cool, unfriendly, aloof)
2
dormant(adjective, dull, stupid, weary)
2
easy(adjective, calm, dull, quiet, weak)
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APASmart Define. (2015). phlegmatic thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/phlegmatic/thesaurus/synonyms
ChicagoSmart Define. 2015. "phlegmatic thesaurus" https://smartdefine.org/phlegmatic/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, phlegmatic thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/phlegmatic/thesaurus/synonyms>.
MLASmart Define. "phlegmatic thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/phlegmatic/thesaurus/synonyms>