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Synonyms

dumbfound

American  
[duhm-found, duhm-found] / dʌmˈfaʊnd, ˈdʌmˌfaʊnd /
Also dumbfounder, or dumfound

verb (used with object)

  1. to make speechless with amazement; astonish.

    Synonyms:
    stagger, astound, confound, amaze

dumbfound British  
/ dʌmˈfaʊnd /

verb

  1. (tr) to strike dumb with astonishment; amaze

"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

Other Word Forms

  • dumbfounderment noun
  • dumfounderment noun

Etymology

Origin of dumbfound

First recorded in 1645–55; dumb + (con)found

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.

Any other result but a four or five nil win for the Gunners would be catastrophic for Arsenal and dumbfound us all.

From BBC • Mar. 3, 2024

It will defy assumption after assumption, dazzle and dumbfound, stun and stir, swerve and swerve back almost as if cackling.

From Washington Post • Dec. 18, 2022

Lavelle’s ability to dumbfound defenses will be crucial to the U.S. team’s play for the next four years and beyond.

From Slate • Jul. 7, 2019

Like a telepathic infant swinging for the piñata with deathly precision, Chelsea has continued to dumbfound with its ability to overcome seemingly impossible tasks.

From New York Times • May 17, 2012

That, he assured his imperial brother, would amaze and dumbfound the entire universe more than anything else that could possibly be conceived.

From The Secret Memoirs of the Courts of Europe: William II, Germany; Francis Joseph, Austria-Hungary, Volume I. (of 2) by Fontenoy, Mme. la Marquise de