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]: remorseful, flat, melancholy, down, shameful
[EX A]: flat

[EX Q]: fat, calories, vitamin c, absorption, carbs
[EX A]: absorption

[EX Q]: close, running., slow, busy, near
[EX A]:
near