• synonyms


  1. a person who betrays another, a cause, or any trust.
  2. a person who commits treason by betraying his or her country.
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Origin of traitor

1175–1225; Middle English < Old French < Latin trāditōr-, stem of trāditor betrayer. See traditor
Related formstrai·tor·ship, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for traitorship

Historical Examples

  • The magnates of capital shrewdly took advantage of this traitorship and, in the following campaign, won the national election.

    Life in a Thousand Worlds

    William Shuler Harris

British Dictionary definitions for traitorship


  1. a person who is guilty of treason or treachery, in betraying friends, country, a cause or trust, etc
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Derived Formstraitorous, adjectivetraitorously, adverbtraitorship, nountraitress, fem n

Word Origin

C13: from Old French traitour, from Latin trāditor traditor
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 traitorship



c.1200, from Old French traitor (11c.), from Latin traditorem (nominative traditor) "betrayer," literally "one who delivers," from stem of tradere "deliver, surrender" (see tradition). Originally usually with a suggestion of Judas Iscariot.

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Online Etymology Dictionary, © 2010 Douglas Harper