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: deck, dock, galley, joker, hull

A: joker
****
Q: club, open-faced, bacon, french toast, dance hall

A: dance hall
****
Q: anxious, fret, notes, emotionalities, emotional upsets

A:
notes
****