impostor

noun

variants or imposter
Definition of impostornext
as in pretender
one who makes false claims of identity or expertise the man who claimed to be a prince turned out to be an impostor

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“Impostor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impostor. Accessed 1 Apr. 2023.

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More from Merriam-Webster on impostor

Nglish: Translation of impostor for Spanish Speakers

Britannica English: Translation of impostor for Arabic Speakers

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