Cry foul American verb
Crying foul means claiming that someone, especially an opponent, has acted illegally or unfairly, or protesting strongly about a real or imagined injustice.
You've got a bonus like everyone else, so stop crying foul!
The student cried foul because the teacher gave her a minus out of no reason.
Suddenly become crazy or very angry or lose control
To provoke the anger of someone
Used to express your displeasure
This expression starts with a verb, so it needs to be conjugated.
The idea of this phrase may come from foul which means foul play, a violation of the rules of a game. Attention is drawn to that by shouting ‘foul!’
Friendships will develop well and be successful when the friends respect each other's privacy.
You should respect your friend's privacy. A hedge between keeps friendship green.