Support and Substantiate

Support

Support verb - To provide evidence or information for (as a claim or idea).
Usage example: studies that support the claim that red wine drinkers have a reduced risk of coronary disease and cancer

Substantiate is a synonym for support in verify topic. In some cases you can use "Substantiate" instead a verb "Support", when it comes to topics like defend.

Substantiate

Substantiate verb - To gain full recognition or acceptance of.
Usage example: substantiated his claim to local mountaineering fame with a photo of himself on the summit of Mount McKinley

Support is a synonym for substantiate in idea topic. You can use "Support" instead a verb "Substantiate", if it concerns topics such as verify, prove, defend.

Common collocations

claim support claim substantiate claim
theory support theory substantiate theory
claims support claims substantiate claims
Cite this Source
Substantiate and Support. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/support/substantiate
Support & Substantiate. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/support/substantiate>.
Substantiate or Support. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/support/substantiate.
Google Ngram Viewer shows how "support" and "substantiate" have occurred on timeline