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: computers 
Words: hardware, download, file, support, program
Example Output: support

Example Input: Category: secretary duty 
Words: file, software, schedule, support, order office supplies
Example Output: software

Example Input: Category: weather 
Words: clime, 70, fair, endure, honorable
Example Output:
honorable