Collocations for relinquish - verb

voluntarily
They will never voluntarily relinquish their independence.

finally
Adrian finally relinquished Eva's hand from his grip.

be forced to
He was forced to relinquish control of the company.

refuse to
be willing to
be reluctant to
persuade sb to

to
She has relinquished the post to her cousin.

Relinquish is used with these nouns as the object:
authority, claim, command, control, duty, office, power, responsibility, right, sovereignty