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]: file, keys, document, fax, ram
[A]: fax

[Q]: fair, impartial, tone, well, balanced
[A]: tone

[Q]: even, level, plain, flat, smooshed
[A]:
even