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]: output cord, fret, notes, frustrated, chord
[EX A]: frustrated

[EX Q]: alright, size, dishonest, fine, fair
[EX A]: size

[EX Q]: fair, sunny, clime, ok, mild
[EX A]:
ok