abandon
/ə-ˈban-dən/
verb
to give up to the control or influence of another person or agent
to give up with the intent of never again claiming a right or interest in
to withdraw from often in the face of danger or encroachment
abandon property
noun
a thorough yielding to natural impulses; especially : enthusiasm, exuberance
idiom
to allow oneself to be fully controlled or affected by (something, such as a strong emotion)
He abandoned himself to despair.