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: equitable, just, fair, loyal, even
Example Output: even

Example Input: group, dance hall, club, outing, dagwood
Example Output: dagwood

Example Input: sunny, loyal, tangle, fair, raining
Example Output:
loyal