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


[Q]: running., close, bordering, nearer, touching
[A]: running.


[Q]: stingray, row, raft, hunting, fish
[A]:
stingray