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: pick, fret, string, fingerpick, sad

Answer: sad


Question: fine, wispy, alright, mad, well

Answer: wispy


Question: hunting, fish, kayak, goat, raft

Answer:
goat