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]: goodies, wienerwurst, frank, hot dog, brash
[A]: brash


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


[Q]: handsome, fine, happy, beautiful, dull
[A]:
happy