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]: well, clime, milky, fair, size
[EX A]: clime

[EX Q]: melancholy, descending, emotionalities, emotional, down
[EX A]: descending

[EX Q]: classy, fine, there, mad, dull
[EX A]:
mad