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Synonyms

impostor

American  
[im-pos-ter] / ɪmˈpɒs tər /
Or imposter

noun

impostors plural
  1. a person who practices deception under an assumed character, identity, or name.


impostor British  
/ ɪmˈpɒstə /

noun

  1. a person who deceives others, esp by assuming a false identity; charlatan

"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

Noun Inflected Forms

Etymology

Origin of impostor

1580–90; < Late Latin, equivalent to Latin impos ( i )-, variant stem of impōnere to deceive, place on ( see impone) + -tor -tor

Vocabulary lists containing impostor

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 takeaways from columnist Callum Borchers’s conversations with women who make at least $775,000 a year: Thick skin is overrated and impostor syndrome isn’t always bad.

From The Wall Street Journal • May 6, 2026

I stayed silent in that group for days, convinced someone would realize I was an impostor.

From Slate • Apr. 12, 2026

His said his new position gave him a feeling of impostor syndrome.

From Los Angeles Times • Feb. 23, 2026

After a few more words of greeting, the impostor Melania flashed another smile as she exited.

From Los Angeles Times • Jan. 30, 2026

The mournful lawyers showed in court that that man had nothing to do with the company and in order that no one doubt their arguments they had him jailed as an impostor.

From "One Hundred Years of Solitude" by Gabriel Garcia Marquez

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