Pronunciation: /ˈtriːzən/
noun the crime of betraying one's country, especially by attempting to kill or overthrow the sovereign or government
A1 Committing treason is a serious crime.
A2 The spy was charged with treason for betraying his country.
B1 The act of treason can result in severe consequences.
B2 The politician was accused of committing treason against the government.
C1 The trial for treason lasted several months before a verdict was reached.
C2 The historical figure was executed for treason against the monarchy.
formal The act of betraying one's country is considered treason and is punishable by law.
informal Selling classified information to a foreign government is a serious case of treason.
slang Dude, that's straight up treasonous behavior!
figurative In literature, the protagonist's decision to betray his own values can be seen as a form of internal treason.
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