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: aesthetic characteristic 
Words: well, milky, variety, tone, fair

Answer: well


Question: Category: weather 
Words: stormy, make the grade, sunny, texture, fair

Answer: texture


Question: Category: emotional status 
Words: fret, notes, emotional state, bored, emotional upsets

Answer:
notes