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: descending, remorseful, down, right, ground

A: remorseful
****
Q: crying, concerned, pick, emotionalities, fret

A: pick
****
Q: happy, fine, jail time, firstrate, jail

A:
happy
****