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.
--------
Question: Category: police punishment 
Words: suspension, exquisite, prime, fine, flyaway

Answer: exquisite


Question: Category: activity 
Words: blow, waste away, sweet roll, whittle, fritter

Answer: sweet roll


Question: Category: police punishment 
Words: probation, jail, fine, happy, money

Answer:
happy