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: construction 
Words: dump truck, swift, crane, upraise, windlass
answer:
swift


question:
Category: chocolate food 
Words: smuggled, brownie, fudge, pudding, truffles
answer:
smuggled


question:
Category: aesthetic characteristic 
Words: milky, fair, flaxen, size, well
answer:

well