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: blue, wave, current, timely, drink

Answer: timely


Question: crane, goose, hoist, pelican, hummingbird

Answer: hoist


Question: eagle, walk, waggle, fly, wave

Answer:
wave