85 entries under quiet topic. ×

4
slack(adjective, dull, moderate, easy)
3
laid-back(adjective, calm, dull, weak)
3
unflappable(adjective, calm, cool, indifferent)
3
unhurried(adjective, dull, weak, easy)
2
collected(adjective, calm, cool, relaxed)
2
dilatory(adjective, dull, easy, heavy)
2
easy(adjective, calm, dull, weak)
2
latent(adjective, indifferent, apathetic, lifeless)
2
long-suffering(adjective, calm, cool, indifferent)
2
moony(adjective, dull, weak, easy)
2
motionless(adjective, indifferent, still, apathetic)
2
quiescent(adjective, calm, smooth, indifferent)
2
relaxed(adjective, calm, slow, indifferent)
2
stagnant(adjective, dull, moderate, easy)
2
static(adjective, indifferent, still, apathetic)
2
unexcited(adjective, calm, cool, relaxed)
1
acquiescent(adjective, indifferent, apathetic, lifeless)
1
asleep(adjective, indifferent, still, apathetic)
1
bearing(adjective, indifferent, apathetic, lifeless)
1
compliant(adjective, indifferent, apathetic, lifeless)
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APASmart Define. (2015). phlegmatic thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/phlegmatic/thesaurus/synonyms
ChicagoSmart Define. 2015. "phlegmatic thesaurus" https://smartdefine.org/phlegmatic/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, phlegmatic thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/phlegmatic/thesaurus/synonyms>.
MLASmart Define. "phlegmatic thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/phlegmatic/thesaurus/synonyms>