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: jog, waggle, pounce, fly, bats
Example Output: jog

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

Example Input: flyaway, alright, ticket, fine, hearing
Example Output:
alright