Superfluous and Supplementary

Superfluous

Superfluous adjective - Being over what is needed.
Usage example: cleared off all the superfluous stuff on his desk to make room for the new computer

Supplementary and superfluous are semantically related. In some cases you can use "Supplementary" instead an adjective "Superfluous".

Nearby Words: superfluity, superfluously

Supplementary

Supplementary adjective - Available to supply something extra when needed.
Usage example: the teacher's edition of the textbook comes with a lot of supplementary material

Superfluous and supplementary are semantically related. Sometimes you can use "Superfluous" instead an adjective "Supplementary".

Cite this Source
Supplementary and Superfluous. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/superfluous/supplementary
Superfluous & Supplementary. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/superfluous/supplementary>.
Supplementary or Superfluous. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/superfluous/supplementary.
Google Ngram Viewer shows how "superfluous" and "supplementary" have occurred on timeline