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: fair, unprejudiced, level, tone, milky

Answer: unprejudiced


Question: Category: animal 
Words: fly, dangle, bee, jump, flap

Answer: flap


Question: Category: weather 
Words: 70, clime, fair, warm, fine

Answer:
fine