confirm implies the removing of doubts by an authoritative statement or indisputable fact.
confirmed the reports
corroborate suggests the strengthening of what is already partly established.
witnesses corroborated his story
substantiate implies the offering of evidence that sustains the contention.
the claims have yet to be substantiated
verify implies the establishing of correspondence of actual facts or details with those proposed or guessed at.
all statements of fact in the article have been verified
authenticate implies establishing genuineness by adducing legal or official documents or expert opinion.
handwriting experts authenticated the diaries
validate implies establishing validity by authoritative affirmation or by factual proof.
validated the hypothesis by experiments
Example Sentences
The tests confirmed the doctors' suspicions of cancer. The attack confirmed her worst fears about the neighborhood. The award confirmed her status as one of the great movie actresses. The dentist's office called to confirm your appointment for tomorrow. We have a reservation for you for tomorrow night. Please call to confirm.
Recent Examples on the WebPolice are still working to confirm the identity of the suspect in custody and, due to the nature of this case, Clark County Sheriff's Office said the female victim involved in the incident will not be identified at this time. Jon Haworth, ABC News, 6 Sep. 2022 SmartSecure System offers a great visual to confirm a secure fit since the colors change from red to green when when the seat is correctly installed. Jamie Spain, Good Housekeeping, 6 Sep. 2022 The city hasn’t made public details about the process, refusing even to confirm a vote was taken. Lance Williams, San Francisco Chronicle, 6 Sep. 2022 The specimen was retested to confirm the contamination per emergency protocol ahead of notifying the public, the mayor said. Emily Opilo, Baltimore Sun, 6 Sep. 2022 Investigators were working to confirm the outbreak's source, the CDC said. Dennis Romero, NBC News, 4 Sep. 2022 Richardson needed one game to effectively confirm 2022 will be his final season at Florida. Edgar Thompson, Orlando Sentinel, 4 Sep. 2022 Accept the geolocation request to confirm you are in Kansas. Xl Media, cleveland, 3 Sep. 2022 In addition, a spokesperson for San Jose's city manager said Bonta's office responded only to confirm receipt of the original letter after the city sent a follow-up. Thomas Catenacci, Fox News, 2 Sep. 2022 See More
Word History
Etymology
Middle English, from Anglo-French cunfermer, from Latin confirmare, from com- + firmare to make firm, from firmus firm