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.

[EX Q]: hoist, crane, excavator, winch, windlass
[EX A]: hoist

[EX Q]: dog, push, duck, squat, jog
[EX A]: dog

[EX Q]: replace, water, fire, empower, retire
[EX A]:
water