Word.ws English Dictionary

Synonyms of supplement

15 similar words

Another word for supplement is extra. Other synonyms of supplement are adjunct, accompaniment, affix, add-on and increase.

Synonyms and similar words for supplement

nounSomething added; especially, such an addition added to make up for a deficiency.

  • accessory
  • accompanimentThat which accompanies; something that attends as a circumstance, or which is added to give greater completeness to the...
  • addition
  • add-on
  • adjunctAn appendage; something attached to something else in a subordinate capacity.
  • affixThat which is affixed; an appendage.
  • annex
  • infusion
  • apanage
  • appendage
  • extraSomething additional, such as an item above and beyond the ordinary school curriculum, or added to the usual charge on...
  • increase
  • increment
  • appendix obsoleteSomething attached to something else; an attachment or accompaniment.

verbTo provide or make a supplement to something.

Meaning of supplement

  1. noun Something added; especially, such an addition added to make up for a deficiency.
  2. noun An extension to a document or publication that adds information, corrects errors, or brings up to date.
  3. noun An additional section of a newspaper devoted to a specific subject; an additional section of a journal issue, or an additional issue, for a similar purpose.

Full definition of supplement

supplement in other languages

Questions about synonyms of supplement

What is another word for supplement?
Supplement has 15 synonyms on Word.ws, such as extra, adjunct, accompaniment, affix, add-on, increase and addition.
What does supplement mean?
Supplement means something added; especially, such an addition added to make up for a deficiency.

Source and license

Adapted from Wiktionary: supplement (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

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Cite this page: “Synonyms of supplement.” Word.ws, https://word.ws/synonyms/supplement. Based on Wiktionary, CC BY-SA 4.0.