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]: swallow, heron, crane, flamingo, tackle
[EX A]: tackle

[EX Q]: fat, obese, iron, sugar, sugars
[EX A]: obese

[EX Q]: french toast, club, bacon, dance hall, submarine
[EX A]:
dance hall