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]: flyaway, penalty, prime, fine, comfortable
[EX A]: comfortable

[EX Q]: tangle, fair, impartial, dishonest, balanced
[EX A]: tangle

[EX Q]: falsification, molasses, rich, fudge, cake
[EX A]:
falsification