Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.

Ex Input:
Category: weather 
Words: 70, mild, fair, dishonest, clime

Ex Output:
dishonest


Ex Input:
Category: window material 
Words: glass, spyhole, handle, coating, knive

Ex Output:
knive


Ex Input:
Category: chocolate food 
Words: cupcake, fudge, smear, chocolate cake, brownie

Ex Output:

smear