Learn how to say Relinquish correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word relinquish:
voluntarily cease to keep or claim; give up:
he relinquished his managerial role to become chief executive
late Middle English: from Old French relinquiss-, lengthened stem of relinquir, from Latin relinquere, from re- (expressing intensive force) + linquere ‘to leave’