Alphabet Filter:


Definition of treason:

  1. Loosely, the betrayal of any trust or confidence; treachery; perfidy.
  2. The offense of attempting to overthrow the government of the state to which the offender owes allegiance, or of betraying the state into the hands of a foreign power; disloyalty; treachery.


perfidiousness, factious revolt, duplicity, perfidy, imposition, aid and comfort to the enemy, cheating, seditionary act, dishonesty, treachery, artifice, trick, deceit, deception, subversiveness, treacherousness, swindle, traitorousness, disloyalty, seditiousness, swindling, trust, crime, cheat, imposture, fraud, betrayal, high treason, seditious act, revolution, lese-majesty.

Usage examples: