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]: war, brandy, bridge, gin, blackjack
[EX A]: brandy

[EX Q]: pay, praise, fire, inferno, let go
[EX A]: inferno

[EX Q]: knife, plastic, spyhole, glass, wood
[EX A]:
knife