1
as in nonchalant
having or showing freedom from worries or trouble
the insouciant gaiety of the idle rich
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in casual
having or showing a lack of interest or concern
an insouciant attitude about punctuality that is really discourteous to her coworkers
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of insouciant
Brigitte Bardot, the French actor, style icon, and animal activist who fixated the world with her insouciant, smoky-eyed sensuality, has died aged 91.
—
Isobel Thompson, Vogue, 28 Dec. 2025
His magical renovation of Villa Mabrouka—the late Yves Saint Laurent's Tangier bolt-hole, with a Slim Aarons–worthy kidney-bean pool just outside the casbah—is as immaculately dressed down as an insouciant white linen shirt.
—Stephanie Rafanelli, Condé Nast Traveler, 28 Aug. 2023
Isobel Thompson, Vogue, 28 Dec. 2025
His magical renovation of Villa Mabrouka—the late Yves Saint Laurent's Tangier bolt-hole, with a Slim Aarons–worthy kidney-bean pool just outside the casbah—is as immaculately dressed down as an insouciant white linen shirt.
—Stephanie Rafanelli, Condé Nast Traveler, 28 Aug. 2023
Recent Examples of Synonyms for insouciant
Adjective
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What makes the shoe so appealing is its nonchalant, slip-on-and-go versatility.—
Minty Mellon,
Vogue,
23 Feb. 2026
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In the campaign, Waterhouse and Ramirez are shown in looks that channel Saint-Tropez’s nonchalant chic, styled by Emmanuelle Alt.—
Lisa Lockwood,
Footwear News,
18 Feb. 2026
Adjective
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All sorts of messages, formal or casual, are more meaningful during the Full Moon Lunar Eclipse in your conversation zone.—
Tarot.com,
Baltimore Sun,
3 Mar. 2026
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In a 2010 study, for example, the disparity held in both casual and familiar encounters, with ten per cent of women reaching orgasm versus thirty-one per cent of men in a first-time hookup, and sixty-eight per cent versus eighty-five per cent with a familiar partner.—
Margaret Talbot,
New Yorker,
2 Mar. 2026
Adjective
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Jayla Cole never experienced what most would consider the carefree teenage years.—
Suzette Hackney,
USA Today,
27 Feb. 2026
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Liu’s joyful, carefree personality won fans over during the Milan Cortina Games.—
Lev Akabas,
Sportico.com,
26 Feb. 2026
Adjective
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But being on the outside has also forced the two men to reconsider the why of the US’ foreign policy, in a way that could resonate with listeners unconcerned with the intricacies of semiconductor sanctions or energy markets.—
Ben Smith,
semafor.com,
20 Feb. 2026
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Hitters tend to struggle with hitting for power in the weeks and months following hamate surgery, but again, the Mets are unconcerned at the moment.—
Abbey Mastracco,
New York Daily News,
11 Feb. 2026
Adjective
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Students are cavalier about turning AI writing in to me.—
Deni Ellis Béchard,
Scientific American,
17 Feb. 2026
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Nikola Jokic was cavalier with the ball, and the Cavaliers took advantage.—
Bennett Durando,
Denver Post,
10 Feb. 2026
Cite this Entry
“Insouciant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insouciant. Accessed 3 Mar. 2026.
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