instruction:
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: aesthetic characteristic 
Words: fair, flaxen, well, color, pale
answer:
well


question:
Category: chocolate food 
Words: fudge, tart, chocolate cake, falsehood, cupcake
answer:
falsehood


question:
Category: aesthetic characteristic 
Words: ghostly, milky, cool, fair, loyal
answer:

loyal