Final answer:
The exaggerated physical comedy performed by clowns or jesters is known as slapstick, which originated in Commedia dell'Arte and remains popular in various entertainment forms.
Step-by-step explanation:
A clown or court jester may entertain with foolish or exaggerated physical violence called slapstick comedy. This type of comedy is named after a slapstick, which is a long and flat paddle designed to make a loud noise upon contact, simulating a beating without causing actual harm. This comedy form is characterized by fast-paced, exaggerated actions and often includes some form of petty violence. Slapstick comedy has roots in Commedia dell'Arte and over time has become synonymous with farcical situations and humor in various mediums including stage, film, and television.