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: secretary duty 
Words: support, type, file, software, answer

Answer: software


Question: Category: shady activities 
Words: falsehood, banned, heavy, unlicensed, fudge

Answer: heavy


Question: Category: weather 
Words: deal, clime, sunny, loyal, fair

Answer:
loyal