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: goat, iguana, raft, hamster, fish

A: raft
****
Q: fair, color, unprejudiced, fine, decent

A: color
****
Q: correspondence, make coffee, file, order office supplies, ram

A:
ram
****