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]: folder, hardware, file, firewall, support
[EX A]: support

[EX Q]: cool, fair, light, fine, level
[EX A]: fine

[EX Q]: pasty, obese, salt, big boned, fat
[EX A]:
salt