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.
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Question: invent, smuggled, smear, fudge, pie

Answer: pie


Question: miserable, ground, up, opposite of up, down

Answer: miserable


Question: beer, blackjack, canasta, uno, gin

Answer:
beer