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]: basic, general, common, plain, admiral
[EX A]: admiral

[EX Q]: entree, honest, loyalty, frank, fortitude
[EX A]: entree

[EX Q]: bike, flap, fly, walk, wave
[EX A]:
walk