Fool around and Roughhousing

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

Roughhousing and fool around are semantically related In some cases you can use "Roughhousing" instead a verb "Fool around".

Roughhousing noun - Wildly playful or mischievous behavior.

Fool around and roughhousing are semantically related in frolic topic. Sometimes you can use "Fool around" instead a verb "Roughhousing", if it concerns topics such as act in inappropriate manner, be rowdy.