Support
Support noun - A structure that holds up or serves as a foundation for something else.
Supplementary and support are semantically related. In some cases you can use "Supplementary" instead an adjective "Support".
Supplementary
Supplementary adjective - Available to supply something extra when needed.
Support and supplementary are semantically related. Sometimes you can use "Support" instead an adjective "Supplementary".
Cite this Source
Supplementary and Support. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/support/supplementary
Support & Supplementary. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/support/supplementary>.
Supplementary or Support. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/support/supplementary.
Google Ngram Viewer shows how "support" and "supplementary" have occurred on timeline