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: fair, size, medium, dishonest, level

Ex Output:
dishonest


Ex Input:
Category: police punishment 
Words: money, fine, ticket, level, suspension

Ex Output:
level


Ex Input:
Category: weather 
Words: make the grade, sunny, size, fair, 70

Ex Output:

size