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: club, hero, lettuce, bar, toast

A: bar
****
Q: beautiful, classy, dull, comfortable, fine

A: comfortable
****
Q: descending, below, up, emotional supports, down

A:
emotional supports
****