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]: dangle, fly, bee, bats, bike
[A]: bike


[Q]: current, wave, whirlpool, sea, data sets
[A]: data sets


[Q]: empower, flame, scold, pay, fire
[A]:
flame