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: joker, fold, check, deck, jab

Answer: jab


Question: lollygag, cake, misuse, goodbye, fritter

Answer: cake


Question: falling, ashamed, down, emotional upsets, unhappy

Answer:
falling