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: moral characteristic 
Words: honorable, balanced, fair, pale, trustworthy

Answer: pale


Question: Category: weather 
Words: brisk, ghostly, windy, fair, deal

Answer: ghostly


Question: Category: elements 
Words: fire, retire, ice, air, earth

Answer:
retire