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]: fire, hire, heat, inferno, earth
[EX A]: hire

[EX Q]: fly, fish, flap, bike, glide
[EX A]: fish

[EX Q]: content, exquisite, alert, fine, mad
[EX A]:
exquisite