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]: pounce, car, bats, fly, grasshopper
[EX A]: car

[EX Q]: ecstatic, specialty, substance, content, merchandise
[EX A]: ecstatic

[EX Q]: fish, iguana, kayak, trap, raft
[EX A]:
iguana