postscript

/หˆpoสŠst.skษนษชpt/

IPA: /P OW1 S K R IH0 P T/

noun
  1. 1

    An addendum to a letter, added after the author's signature.

  2. 2

    An addition to a story, play, etc. after its completion.

verb
  1. 1

    To extend (a letter or another document) with additional remarks.

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