Addendum
Addendum noun - A part added at the end of a book or periodical.
Post script and addendum are semantically related. In some cases you can replace phrase "Post script" with "Addendum", this terms are similar.
Post script
Addendum and post script are semantically related. You can use "Addendum" instead a noun phrase "Post script".
Mutual synonyms
Cite this Source
Post script and Addendum. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/addendum/post_script
Addendum & Post script. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/addendum/post_script>.
Post script or Addendum. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/addendum/post_script.
Google Ngram Viewer shows how "addendum" and "post script" have occurred on timeline