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: activity 
Words: fritter, sweet roll, whittle, seperate, divide

Answer: sweet roll


Question: Category: type of sandwich 
Words: roll, hoagie, bacon, club, community

Answer: community


Question: Category: animal 
Words: bee, bird, fly, swim, pounce

Answer:
swim