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Synonyms

self-assurance

American  
[self-uh-shoor-uhns, self-] / ˈsɛlf əˈʃʊər əns, ˌsɛlf- /
self-assurance British  

noun

  1. confidence in the validity, value, etc, of one's own ideas, opinions, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of self-assurance

First recorded in 1585–95

Vocabulary lists containing self-assurance

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Among the café-table clichés that experts and geopoliticians string together with astonishing self-assurance, one is particularly striking.

From The Wall Street Journal • Mar. 10, 2026

She developed more self-assurance as a dancer and performer.

From Los Angeles Times • Dec. 15, 2025

That said, you have self-assurance and agency and, at 55, it’s good to flex those muscles.

From MarketWatch • Nov. 27, 2025

Total self-assurance is exactly how Sonny, like Pitt, gets away with his pretension.

From Salon • Jun. 30, 2025

“Oh, it’s just a constellation I suddenly remembered,” Yishan said, and Pinmei saw his self-assurance had returned.

From "When the Sea Turned to Silver" by Grace Lin

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