Treason /(?)/

Trea·son

Treason

n.
  1. 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.
    The treason of the murthering in the bed.
  2. Loosely, the betrayal of any trust or confidence; treachery; perfidy.
    If he be false, she shall his treason see.

Phrases & Compounds
Petit treason
See under Petit.