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to betray
01
裏切る
to be disloyal to a person, a group of people, or one's country by giving information about them to their enemy
02
裏切る
to reveal something, such as thoughts, feelings, qualities, etc. unintentionally
03
裏切る
disappoint, prove undependable to; abandon, forsake
04
裏切る
give away information about somebody
05
裏切る
to cheat on one's spouse or romantic partner
06
裏切る
cause someone to believe an untruth
例
The spy betrayed his country by passing classified information to the enemy.
The double agent betrayed both sides by playing them against each other for personal gain.
He betrayed his business partners by secretly negotiating with their competitors behind their backs.
The traitor was executed for betraying his comrades to the enemy during wartime.
She felt deeply hurt when her best friend betrayed her trust by spreading rumors about her.
