palimpsest
noun
1. a manuscript (usually written on papyrus or parchment) on which more than one text has been written with the earlier writing incompletely erased and still visible
Definition categories: communication, holograph, manuscript
verb
1. To scrape clean, as in parchment, for reuse.
2. On paper: to reuse, often by erasure or change of pen direction or color. Especially fueled by Earth Day.