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: baby animals 
Words: lust, kitten, deer, bambi, fawn
answer:
lust


question:
Category: emotional status 
Words: nervous, frustrated, fret, jack, concerned
answer:
jack


question:
Category: aesthetic characteristic 
Words: fair, variety, endure, tone, milky
answer:

endure