v .
to withdraw from an alliance 동맹에서 탈퇴하다

• When the southern states seceded from the Union, they probably never expected to create quite as much of a ruckus as they did.
  남부의 주들은 미연방에서 탈퇴하면서, 아마도 그들이 한 일 때문에 그토록 요란한 소동이 일어나리라고는 생각지도 못했을 것이다.
• If taxes keep rising, our state is going to secede from the nation and become a tax-free society financed by revenues form bingo and horse-racing.
• When Edward's mother made him clean his room, he seceded from his family and moved into the basement, where he could keep things as messy he wanted.
• 명사는 secession
• Edward's mother refused to recognize his secession. She made him clean up the basement, too.