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: cake, cupcake, cream, smuggled, fudge

Answer: smuggled


Question: Category: direction 
Words: kind, descending, down, opposite of up, flat

Answer: kind


Question: Category: emotional status 
Words: down, sad, kind, lower, emotionalities

Answer:
lower