Advocate,
–verb (used with object) 1. to speak or write in favor of; support or urge by argument; recommend publicly: He advocated higher salaries for teachers.


–noun 2. a person who speaks or writes in support or defense of a person, cause, etc. (usually followed by of ): an advocate of peace.

3. a person who pleads for or in behalf of another; intercessor.

4. a person who pleads the cause of another in a court of law.

Now is he a noun, or a Verb?