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: fine, classy, mad, happy, relaxed

Answer: classy


Question: fret, nervous, board, fingerpick, jack

Answer: nervous


Question: whisky, war, pinochle, blackjack, gin

Answer:
whisky