verb
waive suggests a voluntary giving up by refraining from insisting on one's right or claim to something to waive a jury trial; relinquish implies a giving up of something desirable and connotes compulsion or the force of necessity we will not relinquish our advantage; abandon, in this connection, implies a complete and final relinquishment, as because of weariness, discouragement, etc. do not abandon hope; forgo implies the denial to oneself of something, as for reasons of expediency or altruism I must forgo the pleasure of your company this evening
See waive in Webster's New World Roget's A-Z Thesaurus II
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