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:
emotionalities, opposite of up, down, miserable, ashamed

Ex Output:
opposite of up


Ex Input:
joker, fold, check, deck, jab

Ex Output:
jab


Ex Input:
even, fair, flaxen, clime, well

Ex Output:

clime