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]: just, make the grade, well, unjust, fair
[EX A]: make the grade

[EX Q]: frank, bold, brash, precise, pork
[EX A]: pork

[EX Q]: windy, deal, ghostly, fair, clime
[EX A]:
ghostly