Is madness a noun or verb?

"Madness" is primarily a noun. It refers to the state of being mentally ill or deranged.

Here are some examples:

* "His madness was evident in his rambling speech."

* "The doctor diagnosed her with madness."

While "madness" can sometimes be used as a verb, it's less common and often has a more figurative or poetic meaning. For example:

* "The heat madded him." (meaning the heat made him angry or crazy)

In most cases, "madness" will function as a noun.