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: flamingo, crane, davit, pelican, derrick

Answer: davit


Question: closest, finished for the day, bordering, nearest, close

Answer: finished for the day


Question: main, current, dastards, prompt, postponed

Answer:
main