renounce

Verb

• cast off
  • She renounced her husband
    
  • The parents repudiated their son
    

• turn away from; give up
  • I am foreswearing women forever
    

• leave (a job, post, or position) voluntarily
  • She vacated the position when she got pregnant
    
  • The chairman resigned when he was found to have misappropriated funds
    

• give up, such as power, as of monarchs and emperors, or duties and obligations
  • The King abdicated when he married a divorcee
    

Related words

• Synonyms: 
  disown , repudiate , foreswear , quit , relinquish , vacate , resign , give up , abdicate