Acting out and Fool around

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

Fool around and acting out are semantically related. in misbehave badly topic. In some cases you can use "Fool around" instead a verb "Acting out".

Fool around verb - To engage in attention-getting playful or boisterous behavior.

Acting out and fool around are semantically related. Sometimes you can replace term "Acting out" with "Fool around", this phrasal verbs are similar.