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]: early, water, delayed, history, current
[EX A]: water

[EX Q]: clime, level, cool, tone, fair
[EX A]: clime

[EX Q]: disgusted, below, down, ashamed, melancholy
[EX A]:
below