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.

[Q]: group, blt, french toast, hamburger, club
[A]: group


[Q]: jail, probation, fine, classy, firstrate
[A]: classy


[Q]: deck, fold, box, caution, corner
[A]:
fold