95 entries under restrained topic. ×

2
practical(adjective, calm, sensible, dark)
2
unresponsive(adjective, calm, cool, unfriendly)
1
soft(adjective, calm, sensible, thoughtful)
1
abnegating(adjective, calm, sensible, dark)
1
accommodating(adjective, calm, quiet, gentle)
1
clear-headed(adjective, calm, sensible, dark)
1
commonsensical(adjective, calm, relaxed, tranquil)
1
constrained(adjective, calm, sensible, dark)
1
down-to-earth(adjective, calm, sensible, dark)
1
drab(adjective, calm, sensible, dark)
1
earnest(adjective, calm, cool, sensible, dark)
1
easy-going(adjective, calm, quiet, smooth, gentle)
1
eschewing(adjective, calm, sensible, dark)
1
forbearing(adjective, calm, quiet, gentle)
1
forgiving(adjective, calm, quiet, gentle)
1
forgoing(adjective, calm, sensible, dark)
1
hard-hearted(adjective, calm, cold, cruel)
1
impervious(adjective, calm, subdued, impassive)
1
indulgent(adjective, calm, quiet, gentle)
1
inhibited(adjective, calm, cool, sensible, dark)
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APASmart Define. (2015). imperturbable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/imperturbable/thesaurus/synonyms
ChicagoSmart Define. 2015. "imperturbable thesaurus" https://smartdefine.org/imperturbable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, imperturbable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/imperturbable/thesaurus/synonyms>.
MLASmart Define. "imperturbable thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/imperturbable/thesaurus/synonyms>