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: glass, wood, coating, knifer, woodwork

Answer: knifer


Question: goodies, wienerwurst, frank, hot dog, brash

Answer: brash


Question: output cord, worried, fret, neck, fingerpick

Answer:
worried