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]: fudge, banned, brownie, unwarranted, fib
[EX A]: brownie

[EX Q]: fair, even, milky, ghostly, luke
[EX A]: luke

[EX Q]: mice, bat, dolphin, canyoning, fish
[EX A]:
canyoning