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See more synonyms for perjure on Thesaurus.com
verb (used with object), per·jured, per·jur·ing.
  1. to render (oneself) guilty of swearing falsely or of willfully making a false statement under oath or solemn affirmation: The witness perjured herself when she denied knowing the defendant.
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Origin of perjure

1475–85; < Latin perjūrāre to swear falsely, equivalent to per- through, i.e., beyond the limits (see per-) + jūrāre to swear, literally, to be at law, derivative of jūs jus
Related formsper·jure·ment, nounper·jur·er, nounun·per·jur·ing, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for perjurer

trickster, fibber, deceiver, prevaricator, storyteller, phony, promoter, fabulist, cheat, fabricator, falsifier, maligner, equivocator, deluder

Examples from the Web for perjurer

Historical Examples of perjurer

  • "You speak with marvellous accuracy, Master Lawson," returned the perjurer.

    The Shadow of a Crime

    Hall Caine

  • Not to believe Him is to make Him both a liar and a perjurer.

    George Muller of Bristol

    Arthur T. Pierson

  • Harold had been branded a perjurer for abjuring a forced oath.

    The Siege of Norwich Castle

    Matilda Maria Blake

  • Guido swooned and awoke in his cell, an assassin, a thief, a perjurer.

    Very Woman

    Remy de Gourmont

  • You will there find seated a God who is merciless to the perjurer.

British Dictionary definitions for perjurer


  1. (tr) criminal law to render (oneself) guilty of perjury
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Derived Formsperjurer, noun

Word Origin for perjure

C15: from Old French parjurer, from Latin perjūrāre, from per- + jūrāre to make an oath, from jūs law
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

Word Origin and History for perjurer



mid-15c. "swear falsely" (implied in perjured; late 13c. in Anglo-French), from Old French parjurer "to break one's word, renege on a promise" (11c.), from Latin periurare "to swear falsely, break one's oath" (see perjury). Reflexive sense is from 18c.

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Online Etymology Dictionary, © 2010 Douglas Harper