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]: delayed, brine, belated, current, postponed
[EX A]: brine

[EX Q]: sausage, hot dog, concise, frank, weenie
[EX A]: concise

[EX Q]: leap, bus, bird, fish, fly
[EX A]:
bus