show one's disapproval
express one's disapproval

Of course, you were always ready to express your disapproval.

In that instance, the public was probably expressing disapproval of the press.

To express her disapproval, she did not attend the event.

The vote came on a resolution expressing disapproval of the deal.

There was no crime complete enough to express my disapproval of human institutions.

Others have found ways to use the stamp while still expressing their disapproval.

He had given the woman a violent push to express his disapproval.

But not all investors are expressing their disapproval by selling.

"That was a foolish idea," John expressed his disapproval, beginning to understand what happened.

He then had them put to death when they expressed disapproval of the proclamation.