instruction:
Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.
question:
ecstatic, content, disappointed, sad, service
answer:
service


question:
flap, glide, fly, train, bats
answer:
bats


question:
suspension, firstrate, prime, pretty, fine
answer:

pretty