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attest

/əˈtest/
IELTSAcademic
verb

To show something is true or give evidence for it.

  • The data attest to the program’s success.
  • She can attest that the story is true.

Adinary Nuance

Near-neighbors: attest is stronger and more formal than "show" or "suggest," and it emphasizes giving evidence. Unlike "claim," attest implies objective support. Writers choose attest when the context requires reliable confirmation.

In other languages

Spanish
Atestar, probar
Japanese
証明する、証言する
Korean
증명하다, 증언하다
Vietnamese
Chứng thực, làm chứng
Chinese
证明, 证实

Common phrases

attest toattest thatattest to the fact

Synonyms

Related words

Frequently asked questions

Is attest formal or informal?
Is attest formal or informal?
What's the difference between attest and prove?
What's the difference between attest and prove?
How do I use attest in a sentence?
How do I use attest in a sentence?
Is attest common in academic writing?
Is attest common in academic writing?