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]: sausage, matter of fact, frank, vittles, grub
[EX A]: matter of fact

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

[EX Q]: fat, sugars, sugar, iron, brittleness
[EX A]:
brittleness