abjure
verb [ T ] formal uk/əbˈdʒʊər/ us/əbˈdʒʊr/
公开放弃，声明放弃（信念、行为、活动）
to say formally or publicly that you no longer agree with a belief or way of behaving
He abjured his religion/his life of dissipation. 他宣布放弃所信仰的宗教／结束放荡的生活。
Synonyms: forswear recant retract