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: team, french toast, club, bacon, hamburger
Example Output: team

Example Input: fair, make the grade, trustworthy, alright, just
Example Output: make the grade

Example Input: frank, vittles, sausage, grub, bold
Example Output:
bold