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]: bats, pounce, cockroach, bike, fly
[A]: bike


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


[Q]: spend, dessert, dumpling, skin, fritter
[A]:
spend