Synonyms & related words for testify

Find synonyms, related words, and the definition of testify — including attest, prove, witness, show, depone, vouch. 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 testify

Explore words related to testify — words associated with it, words that go with it, and its nearest matches in meaning. Related words include evidence, testimony, attestor, earwitness, corroborate, testimonial, perjure, substantiate. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for testify

Common synonyms for testify include attest, prove, witness, show, depone, vouch, avouch, allege — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does testify come from?

The word testify breaks down into 2 roots of Latin origin: test-, from Latin testis (“witness”); and -fy, from Latin facio (“make, do”). Explore each root to see other English words built from the same source.