Demonstrate and Testify

Demonstrate

Demonstrate verb - To show the existence or truth of by evidence.
Usage example: the paleontologist hopes to demonstrate that dinosaurs once existed in central Peru by unearthing the fossil evidence

Testify is a synonym for demonstrate. In some cases you can use "Testify" instead a verb "Demonstrate".

Testify

Testify verb - To make a solemn declaration under oath for the purpose of establishing a fact.

Demonstrate is a synonym for testify in prove topic. Sometimes you can use "Demonstrate" instead a verb "Testify", if it concerns topics such as show, vouch for.

Common collocations

time demonstrate time testify time
way demonstrate way testify way
version demonstrate version testify version
Cite this Source
Testify and Demonstrate. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/demonstrate/testify
Demonstrate & Testify. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/demonstrate/testify>.
Testify or Demonstrate. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/demonstrate/testify.
Google Ngram Viewer shows how "demonstrate" and "testify" have occurred on timeline