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: aesthetic characteristic 
Words: neat, alright, beautiful, level, fine

Ex Output:
alright


Ex Input:
Category: activity 
Words: divide, fritter, dessert, whittle, spend

Ex Output:
dessert


Ex Input:
Category: widespread 
Words: normal, cadet, basic, general, standard

Ex Output:

cadet