Difference between Misbehavior and Misbehaviour

What is the difference between Misbehavior and Misbehaviour?

Misbehavior as a noun is action or conduct that is inappropriate, improper, incorrect, or unexpected. while Misbehaviour as a noun is action or conduct that is inappropriate, improper, incorrect, or unexpected.

We hope you now know whether to use Misbehavior or Misbehaviour in your sentence.