Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.

Q: arrest, fine, ticket, beautiful, custody

A: beautiful
****
Q: loveful, up, down, remorseful, melancholy

A: up
****
Q: salt, fiber, calories, heavy, fat

A:
heavy
****