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: boxing terminology 
Words: corner, fold, deck, knockout, level

Answer: fold


Question: Category: aesthetic characteristic 
Words: prison, fine, there, handsome, high quality

Answer: prison


Question: Category: boxing terminology 
Words: stern, punch, blocking, caution, deck

Answer:
stern