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 Both were introverts by nature and, for the most part, imperturbable on the court. Cindy Shmerler, New York Times, 24 May 2024 Susie Glass, the crime boss Eddie reports to, is essentially a carbon copy of Michelle Dockery’s Rosalind, from her cherry-red lips to her sky-high stilettos to her generally imperturbable air. Angie Han, The Hollywood Reporter, 26 Feb. 2024 See All Example Sentences for imperturbable
Recent Examples of Synonyms for imperturbable
Adjective
  • While a nonchalant approach might protect you from a heartbreak, there's no way to build real relationships without vulnerability and the risk of rejection, Robbins said.
    Suzanne Blake, MSNBC Newsweek, 14 May 2025
  • One video shows some of those on the boat maintaining a nonchalant attitude, with one man joking the vessel had hit an iceberg, Titanic-style.
    Jesse Kirsch, NBC news, 6 May 2025
Adjective
  • Three Palestinians in Gaza told Reuters early on Monday afternoon that there had been calm since midday, with no sound of drones or warplanes.
    James Mackenzie, USA Today, 13 May 2025
  • In an Instagram reel, Chenoa, 26, is seen holding her daughter as the baby gazes upwards with a calm expression.
    Maria Morava, MSNBC Newsweek, 12 May 2025
Adjective
  • By the next afternoon, the art crowd had decamped and Hydra returned to its serene summer pace, with other low-key art sites revealing themselves like sculptural rocks at low tide.
    Tony Perrottet, Travel + Leisure, 13 May 2025
  • Waldorf Astoria Orlando Set amid a lush nature preserve and conveniently just minutes from Walt Disney World, Four-Star Waldorf Astoria Orlando offers a serene counterpoint to the region’s theme park frenzy.
    Katie Lara, Forbes.com, 13 May 2025
Adjective
  • It’s been easy to get lost in Mikko Mania, as Rantanen has put the Stars on his broad shoulders and carried them this far, with some significant help from the unflappable Jake Oettinger in goal.
    Mark Lazerus, New York Times, 14 May 2025
  • Gansevoort Plaza, Meatpacking District | Free with RSVP Sally Ride became the first American woman to blast off into space, but beneath her unflappable composure was a secret.
    Samantha Bergeson, IndieWire, 12 May 2025
Adjective
  • The speech was met with interruptions from hecklers, prompting Kennedy to remain composed and even express gratitude for the lessons learned from such interactions.
    Amanda Castro, MSNBC Newsweek, 24 Apr. 2025
  • The resort’s composed, perfectionist manager who returned to Japan after years in New York’s hospitality industry.
    Martine Paris, Forbes, 20 Mar. 2025
Adjective
  • The team is now showing resolve against the West’s clear-cut No. 1, limiting Shai Gilgeous-Alexander down the stretch and winning the clutch minutes with unshakable cool (Russell Westbrook is a celebratory yeller, fine, but these guys are a chill bunch overall).
    Steven Louis Goldstein, New York Times, 13 May 2025
  • This unshakable faith keeps her grounded when campaigns don’t hit or partnerships fall through.
    Essence, Essence, 9 May 2025
Adjective
  • As did the nerveless manner in which the striker — who turns 38 in March — sent goalkeeper Harry Tyrer the wrong way from the spot to clinch another three points.
    Richard Sutcliffe, The Athletic, 9 Jan. 2025
  • Instead, Kvitova produced a nerveless performance, finishing off the match with her first ace of the final.
    Danielle Rossingh, Forbes, 27 June 2021

Browse Nearby Words

Podcast

Cite this Entry

“Imperturbable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/imperturbable. Accessed 21 May. 2025.

More from Merriam-Webster on imperturbable

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!