Synonyms & related words for authenticate

Find synonyms, related words, and the definition of authenticate — including verify, validate, certify, notarize, confirm, circumstantiate. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to authenticate

Explore words related to authenticate — words associated with it, words that go with it, and its nearest matches in meaning. Related words include authenticator, authentication, unauthenticated, authenticity, reverify, revalidate, attestation, verification. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for authenticate

Common synonyms for authenticate include verify, validate, certify, notarize, confirm, circumstantiate, corroborate, substantiate — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does authenticate come from?

The word authenticate breaks down into one root of Greek origin: the root authent-, from Greek authentes (“genuine, author”). Explore each root to see other English words built from the same source.