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: physical activity 
Words: tumble, summer, fall, bend, lift

Answer: summer


Question: Category: weather 
Words: stormy, make the grade, fair, luke, honorable

Answer: honorable


Question: Category: shady activities 
Words: banned, fib, brownie, fudge, unlicensed

Answer:
brownie