裏切る

Meaning

1. v5rvt
   to betray; to turn traitor (to); to double-cross; to go back on; to be unfaithful (to)
2. v5rvt
   to disappoint; to let down

Example sentences

• 大学出たての新人は資料を作ったり、コピーをとったりと裏方仕事に徹するのだろうと、勝手に想像していたのですが見事に裏切られました。

  I had imagined that the newbies fresh from university would probably be stuck with all the backstage work - collecting reference material, getting copies and such but I couldn't have been proved more wrong.

• 友達の信頼を決して裏切るな。

  Never betray the trust of your friends.

• 本当の友達なら君を裏切ったりしないだろう。

  A true friend would not betray you.