Fool around and While away

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

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

While away verb - Spend or pass, as with boredom or in a pleasant manner; of time.

Fool around and while away are semantically related in occupy topic. Sometimes you can use "Fool around" instead a verb "While away", if it concerns topics such as dawdle.