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Synonyms

unfazed

American  
[uhn-feyzd] / ʌnˈfeɪzd /

adjective

  1. not dismayed or disconcerted; undaunted.

    He was unfazed by his previous failures.


unfazed British  
/ ʌnˈfeɪzd /

adjective

  1. informal not disconcerted; unperturbed

"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 unfazed

un- 1 + faze + -ed 2

Explanation

Use the adjective unfazed for someone who's not disturbed or frightened. You might squirm in your seat and cover your eyes during the scary parts of a movie, while your little sister is completely unfazed. If something doesn't faze, or disturb you, you're unfazed. All of your friends might shriek and run away when a giant spider lands on the sofa beside you, but as a budding arachnologist, you remain unfazed. A common misspelling is "unphased," which isn't a real word. Faze and unfazed are American English words thought to derive from the 15th-century Kentish feeze, "frighten."

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Vocabulary lists containing unfazed

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.

Mohammad Bagher Ghalibaf, the speaker of Iran's parliament who led Tehran's delegation in Islamabad, sounded unfazed by Trump's sabre-rattling in a statement upon his return home.

From BBC • Apr. 12, 2026

Even as the reality TV landscape has grown crowded, Probst remains unfazed.

From Los Angeles Times • Mar. 25, 2026

But the objects of his hazing are publicly unfazed.

From Salon • Mar. 19, 2026

Arsenal were unfazed and punished another moment of defensive weakness in the 47th minute.

From Barron's • Feb. 22, 2026

“Goodness, that’s an odd-looking fish, isn’t it?” he said, entirely unfazed.

From "Miss Peregrine's Home for Peculiar Children" by Ransom Riggs