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: impartial, pale, fair, dishonest, well

A: pale
****
Q: answer, answer calls, space, file, schedule

A: space
****
Q: frustrated, headstock, notes, strap lock, fret

A:
frustrated
****