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: ashamed, disgusted, emotional upsets, right, down

A: right
****
Q: up to the moment, tide, current, jetstream, brine

A: up to the moment
****
Q: tone, sunny, deal, fair, brisk

A:
tone
****