instruction:
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.
question:
fret, nervous, board, fingerpick, jack
answer:
nervous


question:
backward, south, down, forward, shameful
answer:
shameful


question:
crane, hummingbird, dump truck, winch, mallet
answer:

dump truck