Assure and Certify

Assure

Assure verb - To make sure, certain, or safe.
Usage example: security measures that assured our safety

Certify is a synonym for assure in guarantee topic. In some cases you can use "Certify" instead a verb "Assure", when it comes to topics like promise, vouch. popular alternative

Nearby Words: assurance, assuring, assuredness, assurer, assuror

Certify

Certify verb - To declare (something) to be true or genuine.

Assure is a synonym for certify in confirm topic. You can use "Assure" instead a verb "Certify", if it concerns topics such as vouch, declare as true. popular alternative

Common collocations

people assure people certify people
Cite this Source
Certify and Assure. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/assure/certify
Assure & Certify. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/assure/certify>.
Certify or Assure. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/assure/certify.
Google Ngram Viewer shows how "assure" and "certify" have occurred on timeline