The term 'Laugh Provoker' can be broken down into two crossword solutions: CLOWN (5 letters) and Funnystory (10 letters). A CLOWN is a performer who wears colorful clothing and makeup to entertain an audience, often with physical comedy, slapstick, and other humorous activities. A funny story is a narrative that is intended to make the listener laugh. It usually involves a humorous situation or characters, and often includes a punchline at the end.