penultimate = second-to-last in a series
antepenultimate = third-to-last in a series
preantepenultimate = fourth-to-last in a series
propreantepenultimate = fifth-to-last in a series
penultimate = second-to-last in a series
antepenultimate = third-to-last in a series
preantepenultimate = fourth-to-last in a series
propreantepenultimate = fifth-to-last in a series