Synonyms|532Antonyms|140|Broader|7Narrower|0Related|215

83 entries under serene topic. ×

1
disimpassioned(adjective, calm, cool, relaxed, steady)
1
dry(adjective, calm, cool, blank, aloof)
1
earnest(adjective, calm, cool, sensible, dark)
1
heartless(adjective, cool, cold, cruel, blank)
1
insensible(adjective, cool, blank, aloof, unemotional)
1
keeping a stiff upper lip(expression, adjective, idiom, calm, relaxed)
1
matter-of-fact(adjective, calm, cool, cold, cruel)
1
no-nonsense(adjective, calm, cool, sensible, dark)
1
not turn a hair(expression, adjective, idiom, calm, relaxed)
1
quieted(adjective, calm, relaxed, tranquil, easygoing)
1
repressed(adjective, calm, relaxed, tranquil, easygoing)
1
reticent(adjective, cool, unfriendly, blank, aloof)
1
somber(adjective, calm, cool, sensible, dark)
1
soothed(adjective, calm, relaxed, tranquil, easygoing)
1
spiritless(adjective, cool, unfriendly, blank, aloof)
1
suppressed(adjective, calm, relaxed, tranquil, easygoing)
1
sure of oneself(expression, adjective, idiom, calm, relaxed)
1
taciturn(adjective, cool, unfriendly, blank, aloof)
1
unimpressible(adjective, calm, cool, relaxed, casual)
0
indurated(adjective, cool, blank, aloof, unemotional)
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APASmart Define. (2015). imperturbable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/imperturbable/thesaurus/synonyms
ChicagoSmart Define. 2015. "imperturbable thesaurus" https://smartdefine.org/imperturbable/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, imperturbable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/imperturbable/thesaurus/synonyms>.
MLASmart Define. "imperturbable thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/imperturbable/thesaurus/synonyms>