Corroborating
Corroborating adjective - Serving to give support to the truth or factualness of something.
Usage example: corroborating information on the activities of the terrorists
Supplementary and corroborating are semantically related. In some cases you can use "Supplementary" instead an adjective "Corroborating".
Supplementary
Supplementary adjective - Available to supply something extra when needed.
Corroborating and supplementary are semantically related. Sometimes you can use "Corroborating" instead an adjective "Supplementary".
Mutual synonyms
Cite this Source
Supplementary and Corroborating. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/corroborating/supplementary
Corroborating & Supplementary. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/corroborating/supplementary>.
Supplementary or Corroborating. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/corroborating/supplementary.
Google Ngram Viewer shows how "corroborating" and "supplementary" have occurred on timeline