Addendum
Addendum noun - A part added at the end of a book or periodical.
Usage example: there's an addendum from the author to explain certain stylistic choices that she made
Addition
Addition noun - Something added (as by growth).
Usage example: the cache of old stamps I found in the discarded desk was a huge addition to my stamp collection
Addendum is a synonym for addition in annex topic. You can use "Addendum" instead a noun "Addition", if it concerns topics such as accessory, supplement, annexation, extra. popular alternative
Mutual synonyms
Related pairs
- attachment and addendum
- attachment and addition
- annex and addendum
- annex and addition
- adjunct and addendum
- adjunct and addition
- accessory and addendum
- accessory and addition
- extension and addendum
- extension and addition
- appendage and addendum
- appendage and addition
- supplement and addendum
- supplement and addition
How words are described
| unfortunate | unfortunate addendum | unfortunate addition |
| additional | additional addendum | additional addition |
| optional | optional addendum | optional addition |
Cite this Source
Addition and Addendum. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/addendum/addition
Addendum & Addition. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/addendum/addition>.
Addition or Addendum. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/addendum/addition.
Google Ngram Viewer shows how "addendum" and "addition" have occurred on timeline