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: location (proximity) 
Words: neighboring, right there, shut down, close, bordering

Output: shut down


Input: Consider Input: Category: aesthetic characteristic 
Words: fine, custody, level, beautiful, attractive

Output: custody


Input: Consider Input: Category: shady activities 
Words: unwarranted, mangle, cream, loosen, fudge


Output: cream