Impostor and Past master


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Impostor noun – One who makes false claims of identity or expertise.
Usage example: the man who claimed to be a prince turned out to be an impostor

Past master is an antonym for impostor.
Nearby Words: imposture, impost
Antonyms for Impostor

Past master

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Past master noun – A person with a high level of knowledge or skill in a field.
Impostor is an antonym for past master.
Antonyms for Past master
Similar words of impostor
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Similar words of past master
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Past master and Impostor. (2016). Retrieved 2021, April 18, from
Impostor & Past master. N.p., 2016. Web. 18 Apr. 2021. <>.
Past master or Impostor. 2016. Accessed April 18, 2021.

Antonyms for impostor
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Antonyms for past master
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Google Ngram Viewer shows how "impostor" and "past master" have occurred on timeline: