abdicate, renounce -- (give up, such as power, as of monarchs and emperors, or duties and obligations; "The King abdicated when he married a divorcee")
vacate, resign, renounce, give up -- (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")
foreswear, renounce, quit, relinquish -- (turn away from; give up; "I am foreswearing women forever")
disown, renounce, repudiate -- (cast off; "She renounced her husband"; "The parents repudiated their son")
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