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]: fair, impartial, tone, well, balanced
[EX A]: tone

[EX Q]: camp, fish, iguana, hike, kayak
[EX A]: iguana

[EX Q]: content, sad, panicked, activity, excited
[EX A]:
activity