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: emotional status 
Words: emotional, ground, ashamed, emotional upsets, down

Answer: ground


Question: Category: weather 
Words: windy, 70, mild, fair, loyal

Answer: loyal


Question: Category: direction 
Words: south, up, downward, down, miserable

Answer:
miserable