Give up and Sell down the river

Give up verb - To give (something) over to the control or possession of another usually under duress.

Sell down the river and give up are semantically related in betray topic. In some cases you can use "Sell down the river" instead a verb "Give up".

Give up and sell down the river are semantically related in betray topic. Sometimes you can use "Give up" instead a verb phrase "Sell down the river".