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.

Example Input: fair, color, unprejudiced, fine, decent
Example Output: color

Example Input: blocking, crew, jab, deck, glove
Example Output: crew

Example Input: fudge, unlicensed, brownie, wrongful, invent
Example Output:
brownie