abandon  

verb /əˈbændən/;/əˈbændən/

1、to leave somebody, especially somebody you are responsible for, with no intention of returning

abandon somebody 

The baby had been abandoned by its mother.

People often simply abandon their pets when they go abroad.

abandon somebody to something

The study showed a deep fear among the elderly of being abandoned to the care of strangers.

2、to leave a thing or place, especially because it is impossible or dangerous to 

stay abandon something

Snow forced many drivers to abandon their vehicles.

He gave the order to abandon ship(=to leave the ship because it was sinking).

abandon something to somebody/something 

They had to abandon their lands to the invading forces.

3、to stop doing something, especially before it is finished; to stop having something 

abandon something

They abandoned the match because of rain.

She abandoned hope of any reconciliation.

We had to abandon any further attempt at negotiation.