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: comfortable, ok, decent, fine, suspension
Example Output: suspension

Example Input: blunt, sausage, hot dog, frank, wienerwurst
Example Output: blunt

Example Input: fried, seperate, sweet roll, fritter, croquet
Example Output:
seperate