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: emotional status 
Words: descending, disgusted, down, miserable, emotional

Output: descending


Input: Consider Input: Category: weather 
Words: stormy, make the grade, fair, luke, honorable

Output: honorable


Input: Consider Input: Category: elements 
Words: fire, air, earth, instruct, blaze


Output: instruct