overprint

noun
  1. 1

    The addition of new text on a previously printed stamp, usually to add a surcharge or change the face value.

verb
  1. 1

    To print over what has already been printed.

  2. 2

    To add an overprint to (a stamp).

  3. 3

    To print too many copies of.

    โ€œThe unpopular comic book was overprinted, leaving many retailers with dozens of unsaleable copies.โ€

  4. 4

    To overlap different colours to avoid gaps.

Source: https://en.wiktionary.org/wiki/overprint