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.

Input: Consider Input: Category: weather 
Words: honorable, fair, stormy, sunny, endure

Output: honorable


Input: Consider Input: Category: boxing terminology 
Words: caution, hearts, canvas, deck, fight

Output: hearts


Input: Consider Input: Category: direction 
Words: descending, south, kind, down, opposite of up


Output: kind