Synonym Chooser

How is the word imperturbable different from other adjectives like it?

Some common synonyms of imperturbable are collected, composed, cool, nonchalant, and unruffled. While all these words mean "free from agitation or excitement," imperturbable implies coolness or assurance even under severe provocation.

the speaker remained imperturbable despite the heckling

In what contexts can collected take the place of imperturbable?

The words collected and imperturbable are synonyms, but do differ in nuance. Specifically, collected implies a concentration of mind that eliminates distractions especially in moments of crisis.

the nurse stayed calm and collected

When is composed a more appropriate choice than imperturbable?

Although the words composed and imperturbable have much in common, composed implies freedom from agitation as a result of self-discipline or a sedate disposition.

the composed pianist gave a flawless concert

When can cool be used instead of imperturbable?

In some situations, the words cool and imperturbable are roughly equivalent. However, cool may imply calmness, deliberateness, or dispassionateness.

kept a cool head

When is it sensible to use nonchalant instead of imperturbable?

While in some cases nearly identical to imperturbable, nonchalant stresses an easy coolness of manner or casualness that suggests indifference or unconcern.

a nonchalant driver

When could unruffled be used to replace imperturbable?

While the synonyms unruffled and imperturbable are close in meaning, unruffled suggests apparent serenity and poise in the face of setbacks or in the midst of excitement.

harried but unruffled

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of imperturbable The team’s droll, imperturbable manager, Dave Roberts, spent much of his summer issuing medical briefings on infirm pitchers. Nicholas Dawidoff, The New Yorker, 3 Nov. 2024 Minsky is the very opposite: chipper, imperturbable, and with impeccable manners. Jill Lepore, The New Yorker, 30 Sep. 2024 After taking office in mid-2011, Yingluck made a virtue of necessity, assuming an imperturbable and conciliatory persona in order to mollify the establishment. Matt Wheeler, Foreign Affairs, 10 Feb. 2015 Both were introverts by nature and, for the most part, imperturbable on the court. Cindy Shmerler, New York Times, 24 May 2024 See All Example Sentences for imperturbable
Recent Examples of Synonyms for imperturbable
Adjective
  • The nonchalant nature of the talking stage can also shield individuals from rejection.
    Mark Travers, Forbes.com, 28 Mar. 2025
  • Among the many characters in the mural are: a gray cat perched in a tree; a white-and-black dog digging excitedly in the grass; a nonchalant orange cat lounging without a care; a dachshund mid-chase after a ball; and a black cat leaping into the air, back arched in dramatic flair.
    Paul Du Quenoy, MSNBC Newsweek, 26 Mar. 2025
Adjective
  • For example, research at the Ivey Business School reveals that temperance (being calm, composed, patient, prudent, and self-controlled) is one of the weakest character dimensions for many people.
    Mary Crossan, Forbes, 21 Mar. 2025
  • Once water has been introduced, provide the dog with treats and praise while bathing them, and remain calm and confident.
    Thomas G. Moukawsher, Newsweek, 21 Mar. 2025
Adjective
  • Nestled in the serene mountains of Chiang Mai and the lush tropical beauty of Sri Lanka, The Beekeeper House is a sanctuary for healing.
    Kara Markley Sterling, USA Today, 26 Mar. 2025
  • The Bulgarian, known for his serene disposition and velvet touch, ranks as the top goalscorer in sub-zero matches with nine goals — although five of these came in Manchester United’s 7-1 mauling of Blackburn Rovers in November 2010, skewing the results somewhat.
    Conor O'Neill, New York Times, 26 Mar. 2025
Adjective
  • If there is a Hall of Fame trainer who wouldn’t flinch taking on Disruptor and Ortiz, the unflappable South Dakotan, William I. Mott, is prime among them.
    Guy Martin, Forbes.com, 26 Mar. 2025
  • The show was so popular that a young Jim Carrey did an impression of the famously unflappable Woolery on In Living Color.
    Victoria Edel, People.com, 24 Nov. 2024
Adjective
  • For example, research at the Ivey Business School reveals that temperance (being calm, composed, patient, prudent, and self-controlled) is one of the weakest character dimensions for many people.
    Mary Crossan, Forbes, 21 Mar. 2025
  • Accepting the results with a composed yet sobering tone, Shyne acknowledged the democracy.
    Amber Corrine, VIBE.com, 13 Mar. 2025
Adjective
  • As organizations navigate the complexities of digital transformation, agile remains an unshakable foundation, guiding teams toward success in the age of AI and beyond.
    Forrester, Forbes, 13 Mar. 2025
  • For generations, the color has had an unshakable hold on artists and literary types — including Pablo Picasso, Elvis Presley and Joan Didion.
    Matthew Cullen, New York Times, 26 Feb. 2025
Adjective
  • Instead, Kvitova produced a nerveless performance, finishing off the match with her first ace of the final.
    Danielle Rossingh, Forbes, 27 June 2021
  • The seemingly nerveless Floridian, a ferocious competitor at the best of times, hit back in style to close with two birdies in his last three holes for a round of 69 in the process sending a very clear message to his rivals out there.
    Patrick Snell, CNN, 9 Aug. 2020

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Cite this Entry

“Imperturbable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/imperturbable. Accessed 4 Apr. 2025.

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