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.

Example Input: Category: poker 
Words: deck, galley, check, joker, queen
Example Output: galley

Example Input: Category: weather 
Words: cold, 70, fair, well, luke
Example Output: well

Example Input: Category: moral characteristic 
Words: unprejudiced, texture, fair, impartial, well
Example Output:
texture