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]: vitamin c, carbs, fiber, fat, thin
[A]: thin


[Q]: deck, caution, suits, queen, check
[A]: caution


[Q]: bus, waggle, fly, pounce, ant
[A]:
bus