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.

Q: blocking, corner, deck, fight, hearts

A: hearts
****
Q: deck, dock, galley, joker, hull

A: joker
****
Q: dish, glass, fiberglass, lead, spyhole

A:
dish
****