resign

relinquish, yield, resign, surrender, abandon, waive mean to give up completely.

relinquish usually does not imply strong feeling but may suggest some regret, reluctance, or weakness.

yield implies concession or compliance or submission to force.

resign emphasizes voluntary relinquishment or sacrifice without struggle.

surrender implies a giving up after a struggle to retain or resist.

abandon stresses finality and completeness in giving up.

waive implies conceding or forgoing with little or no compulsion.

abdicate, renounce, resign mean to give up a position with no possibility of resuming it.

abdicate implies a giving up of sovereign power or sometimes an evading of responsibility such as that of a parent.

renounce may replace it but often implies additionally a sacrifice for a greater end.

resign applies to the giving up of an unexpired office or trust.