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: animal 
Words: bird, fish, fly, drive, eagle

Answer: drive


Question: Category: food 
Words: frank, entree, goodies, concise, wiener

Answer: concise


Question: Category: police punishment 
Words: flyaway, attractive, custody, fine, money

Answer:
attractive