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: file, errands, type, folder, order office supplies

Answer: folder


Question: Category: date status 
Words: current, blue, detestings, up to the moment, history

Answer: blue


Question: Category: outdoor sport activity 
Words: canyoning, hike, iguana, canoe, fish

Answer:
iguana