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.

Input: Consider Input: loveful, up, down, remorseful, melancholy

Output: up


Input: Consider Input: well, clime, milky, fair, size

Output: clime


Input: Consider Input: derrick, hoist, swift, neck, crane


Output: hoist