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: activity 
Words: dally, goodbye, fritter, whittle, dumpling

Answer: dumpling


Question: Category: measurement unit 
Words: meter, inch, foot, heel, pound

Answer: heel


Question: Category: weather 
Words: windy, variety, clime, deal, fair

Answer:
variety