Pull in one's horns and Pull back

Pull in one's horns verb - Make a retreat from an earlier commitment or activity.

Pull back and pull in one's horns are semantically related. In some cases you can use "Pull back" instead a verb phrase "Pull in one's horns".

Pull back verb - Pull back or move away or backward.

Pull in one's horns and pull back are semantically related. You can use "Pull in one's horns" instead a verb "Pull back".