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]: duck, cat, stoop, swan, goose
[EX A]: stoop

[EX Q]: even, light, dishonest, variety, fair
[EX A]: dishonest

[EX Q]: deck, stern, apron, blocking, caution
[EX A]:
stern