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.

[EX Q]: valley, house, cabin, squashed, flat
[EX A]: valley

[EX Q]: pick, fret, string, fingerpick, sad
[EX A]: sad

[EX Q]: dull, flyaway, bright, neat, fine
[EX A]:
flyaway