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:
warm, optimist, hot, relaxing, cool
answer:
optimist


question:
angry, joyful, tools, fearful, content
answer:
tools


question:
common, private, sergeant, colonel, general
answer:

common