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

After days of players being linked with moves away, official confirmation of Rodri and Tijjani Reijnders leaving, and no serious breakthroughs made on targets Ayoub Bouaddi and Enzo Fernandez, supporters feel as though things are not going to plan. — David Ornstein, New York Times, 20 Aug. 2026

Two other moderate Republicans, Susan Collins and Lisa Murkowski, voted against Blanche’s confirmation, issuing statements that noted the politicization of the Justice Department under his watch as acting attorney general. — David A. Graham, The Atlantic, 19 Aug. 2026

Later in the cross-examination, Buckingham questioned Zeizel about confirmation bias, or the idea of clinically diagnosing someone based on your beliefs without full evidence. — Melina Khan, USA Today, 19 Aug. 2026

English changed her target to Bessent after reading an internet post about his confirmation hearing, police said. — Michael Kunzelman, Los Angeles Times, 19 Aug. 2026