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: personal characteristic 
Words: assured, refreshing, unruffled, cool, positive

Answer: refreshing


Question: Category: physical property 
Words: large, fat, capacitance, calories, ugly

Answer: calories


Question: Category: moral characteristic 
Words: dishonest, fair, clime, unprejudiced, equitable

Answer:
clime