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: camp, fish, iguana, hike, kayak

A: iguana
****
Q: hunting, goat, camp, trap, fish

A: goat
****
Q: up, down, sliding, shameful, right

A:
shameful
****