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: emotional status 
Words: alright, alert, fine, detached, level
Example Output: level

Example Input: Category: store status 
Words: shut, locked, near, out of service, close
Example Output: near

Example Input: Category: food 
Words: concise, sausage, wienerwurst, vittles, frank
Example Output:
concise