To surrender and Throw in the towel

Throw in the towel and to surrender are semantically related. In some cases you can use "Throw in the towel" instead a verb phrase "To surrender".

Throw in the towel verb - Give up in the face of defeat of lacking hope; admit defeat.

To surrender and throw in the towel are semantically related. Sometimes you can replace phrase "To surrender" with "Throw in the towel", this phrases are similar.