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: weather 
Words: raining, cold, sunny, alright, fair

Answer: alright


Question: Category: police punishment 
Words: flyaway, jail time, ok, arrest, fine

Answer: ok


Question: Category: boxing terminology 
Words: stern, box, deck, jab, caution

Answer:
stern