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.

[Q]: probation, ticket, exquisite, suspension, fine
[A]: exquisite


[Q]: fair, even, milky, ghostly, luke
[A]: luke


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