Synonyms of confirmation

confirmation

noun

ˌkän-fər-ˈmā-shən 

as in evidence

something presented in support of the truth or accuracy of a claim

regards the finding as a confirmation of the theory that extraterrestrial impacts were responsible for the demise of the dinosaurs

Synonyms & Similar Words

• evidence
• proof
• testimony
• documentation
• testament
• validation
• testimonial
• witness
• corroboration
• substantiation
• attestation
• voucher
• document
• certificate
• verification
• identification
• (the) goods
• demonstration
• manifestation
• exhibit
• authentication
• illustration

Antonyms & Near Antonyms

• refutation
• rebuttal
• charge
• allegation
• accusation
• disproof
• assumption
• suspicion
• presumption
• guess
• conjecture
• surmise

Example Sentences

Recent Examples of confirmation

But to date, no confirmation of the second case or any additional information has been forthcoming from Uganda. — Helen Branswell, STAT, 16 July 2026

In the absence of any concrete confirmation from the couple's team, rumors and gossip about the details – what the couple wore or whether her cats walked her down the aisle – became endless fodder for TikTok and the nightly news. — Jaclyn Diaz, NPR, 16 July 2026

The positions require Senate confirmation, except in temporary appointments. — Gene Johnson, Fortune, 16 July 2026

The baby was referenced by others as her great-granddaughter, though PEOPLE has sought confirmation from Dingell’s office. — Joseph Konig, PEOPLE, 16 July 2026