witness 1 of 2


2 of 2


as in to attest
to declare (something) to be true or genuine a notary public witnessing wills and other important documents

Synonyms & Similar Words

as in to testify
to make a solemn declaration under oath for the purpose of establishing a fact I witnessed to the fact that I had seen them together that night

Synonyms & Similar Words

as in to experience
to come to a knowledge of (something) by living through it war changes anyone who has ever witnessed it first hand

Synonyms & Similar Words

Synonym Chooser

How does the verb witness contrast with its synonyms?

Some common synonyms of witness are attest, certify, and vouch. While all these words mean "to testify to the truth or genuineness of something," witness applies to the subscribing of one's own name to a document as evidence of its genuineness.

witnessed the signing of the will

When can attest be used instead of witness?

While the synonyms attest and witness are close in meaning, attest applies to oral or written testimony usually from experts or witnesses.

attested to the authenticity of the document

In what contexts can certify take the place of witness?

The meanings of certify and witness largely overlap; however, certify usually applies to a written statement, especially one carrying a signature or seal.

certified that the candidate had met all requirements

When could vouch be used to replace witness?

In some situations, the words vouch and witness are roughly equivalent. However, vouch applies to one who testifies as a competent authority or a reliable person.

willing to vouch for her integrity

Thesaurus Entries Near witness

Cite this Entry

“Witness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/witness. Accessed 20 Jun. 2024.

More from Merriam-Webster on witness

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!