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: ecstatic, content, disappointed, sad, service

Answer: service

Question: fair, raining, trustworthy, endure, 70

Answer: trustworthy

Question: flyaway, jail time, ok, arrest, fine

Answer:
ok