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: truss rod, emotional supports, emotional upsets, emotionalities, fret

Answer: truss rod


Question: flat, level, mansion, smooshed, elevation

Answer: mansion


Question: light, fine, fair, balanced, dishonest

Answer:
light