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]: bow, duck, sheep, goose, geese
[EX A]: bow

[EX Q]: fair, raining, trustworthy, endure, 70
[EX A]: trustworthy

[EX Q]: ok, wispy, jail, prime, fine
[EX A]:
ok