Difference between Wiseacre and Wisenheimer

What is the difference between Wiseacre and Wisenheimer?

Wiseacre as a noun is one who feigns knowledge or cleverness; an insolent upstart. while Wisenheimer as a noun is a self-assertive and arrogant person; a know-it-all or smart aleck.

We hope you now know whether to use Wiseacre or Wisenheimer in your sentence.