Act out and Acting out

Act out verb - To behave badly.

Acting out is a synonym for act out. In some cases you can use "Acting out" instead a verb "Act out".

Acting out noun - A (usually irritating) impulsive and uncontrollable outburst by a problem child or a neurotic adult.

Act out is a synonym for acting out in character topic. You can use "Act out" instead a verb "Acting out", if it concerns topics such as act, gesture, misbehave, pretend to be another.