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:
admiral, general, cadet, sergeant, ordinary
answer:
ordinary


question:
elephant, duck, sprint, dog, lion
answer:
sprint


question:
warm, endure, brisk, ghostly, fair
answer:

ghostly