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: ubiquitous, captain, typical, general, boring
Example Output: captain

Example Input: fair, unprejudiced, impartial, honorable, variety
Example Output: variety

Example Input: fair, ghostly, milky, texture, stormy
Example Output:
stormy