To abandon (someone or something)
To admit defeat, capitulate
Become fully taken over by a certain quality, activity, trait, &c.
To relinquish (something)
To execute a trade on behalf of another broker.
To stop or quit (an activity, etc.)
To surrender (someone or something)
To lose hope concerning (someone or something)
To refuse to have anything to do with; to disown.
To be repudiated.
To reject the truth or validity of; to deny.
To refuse to pay or honor (a debt).