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

The traveler is left managing multiple confirmations, while employees may lack a complete picture of the guest’s plans. — Jeff Fromm, Forbes.com, 30 July 2026

But Kaufman’s fate had been more of a question mark, after Cassidy clashed with him during his confirmation hearing over his past remarks questioning vaccine safety, which were first reported by STAT. — Chelsea Cirruzzo, STAT, 30 July 2026

The committee did not immediately announce a new date for a confirmation vote. — Philip Wang, Time, 30 July 2026

This is the first confirmation of both new devices, but no other details were shared. — James Peckham, PC Magazine, 30 July 2026