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:
forward, opposite of up, unhappy, downward, down
answer:
unhappy


question:
hoist, sandpiper, crane, swallow, heron
answer:
hoist


question:
balanced, loyal, pale, fair, decent
answer:

pale