Wiktionary
overleave
Etymology 1 vb. 1 (context transitive English) To leave (something) over; cause to remain or be left. 2 (context intransitive English) To remain; be left over. Etymology 2
n. A leave which exceeds the approved or prescribed amount of time.
Usage examples of "overleave".
Between lives you decide the kinds of lessons you want to learn in your next life, so you pick overleaves that will help.
But compared to some of the things they did tell us, overleaves may turn out to be pretty mundane.