What does the word buffoonery mean and is it a real or slang?

Here are some synonyms for buffoonery:

* Clowning

* Farce

* Jester

* Nonsense

* Silliness

Example:

"The comedian's buffoonery had the audience roaring with laughter."

In this example, the comedian is engaging in silly and ridiculous behavior to entertain the audience, which is a classic example of buffoonery.