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