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.
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Question: Category: chocolate food 
Words: brownie, cake, fudge, banned, molasses

Answer: banned


Question: Category: moral characteristic 
Words: wiener, frank, integrity, loyalty, stern

Answer: wiener


Question: Category: emotional status 
Words: melancholy, down, kind, emotional, up

Answer:
up