Misappropriate combines the prefix mis, "bad or wrong," and appropriate, "take possession of."

What does it mean to misappropriate someone?

transitive verb. : to appropriate wrongly (as by theft or embezzlement)

Is appropriate and misappropriate?

As verbs the difference between appropriate and misappropriate. is that appropriate is (archaic) to make suitable; to suit while misappropriate is to use something wrongly, or illegally.