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: belated, jetstream, detestings, current, delayed
Example Output: jetstream

Example Input: well, honorable, sunny, fair, dishonest
Example Output: sunny

Example Input: fair, mild, variety, sunny, cold
Example Output:
variety