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: emotional status 
Words: excited, content, item, disappointed, jealous
answer:
item


question:
Category: boxing terminology 
Words: corner, fold, deck, knockout, level
answer:
fold


question:
Category: personal characteristic 
Words: cool, icy, optimist, unruffled, positive
answer:

icy