Synonyms of insouciance

insouciance

noun

in-ˈsü-sē-ən(t)s 

as in disregard

lack of interest or concern

wandered into the meeting with complete insouciance to the fact that she was late

Synonyms & Similar Words

• disregard
• nonchalance
• indifference
• casualness
• unconcern
• apathy
• disinterestedness
• complacence
• incuriosity
• torpor
• recklessness
• carelessness
• incuriousness
• unawareness
• heedlessness
• lethargy
• lukewarmness
• coldness
• aloofness
• callousness
• tepidness
• tepidity
• detachment
• stoicism
• impassivity
• stolidity
• dispassion
• impassiveness
• halfheartedness
• insensitivity
• hardness
• listlessness
• callosity
• phlegm
• bloodlessness
• hard-heartedness
• cool

Antonyms & Near Antonyms

• interest
• concern
• regard
• awareness
• attention
• attentiveness
• curiosity
• sensitivity
• keenness
• conscientiousness
• prejudice
• bias
• partiality
• zeal
• warmth
• desire
• heedfulness
• vehemence
• ardor
• warmheartedness
• passion
• fervency

Example Sentences

Recent Examples of insouciance

Wars deserve more than improvisation and insouciance. — Kenneth Zagacki, Sun Sentinel, 17 Mar. 2026

And perhaps the Nilgiri has something complimentary to say, too, by return of gaze about Bensley’s lovely interiors, which use warm colors and the symbolic palette of Tibetan Buddhism while retaining a quirkiness and insouciance. — Condé Nast, Condé Nast Traveler, 27 Feb. 2026

The ensemble’s playful insouciance maintains the production’s buoyancy. — Theater Critic, Los Angeles Times, 18 Feb. 2026

For here was a gay man doomed by his failure to recognize that the courtroom was a different kind of stage, one where flamboyant insouciance would bring disaster rather than applause. — Literary Hub, 2 Feb. 2026

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