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.

Ex Input:
misuse, danish, fritter, dally, whittle

Ex Output:
danish


Ex Input:
variety, endure, level, fair, milky

Ex Output:
endure


Ex Input:
jealous, nervous, content, sad, item

Ex Output:

item