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: sunny, tangle, clime, fair, honorable
Example Output: honorable

Example Input: deck, knockout, bow, sail, rudder
Example Output: knockout

Example Input: size, raining, windy, 70, fair
Example Output:
size