Synonyms of confirming

confirming 1 of 2

adjective

as in supporting

serving to give support to the truth or factualness of something

in the absence of confirming evidence, we should give him the benefit of the doubt

Synonyms & Similar Words

• supporting
• supportive
• verifying
• substantiating
• confirmational
• confirmatory
• corroborating
• supplementary
• corroborative
• probative
• vindicating
• corroboratory
• probatory
• auxiliary
• beneficial
• helpful

Antonyms & Near Antonyms

• refuting
• contradictory
• contrary
• disproving
• opposing
• counter
• confuting

confirming

2 of 2

verb

present participle of confirm

1

as in verifying

to give evidence or testimony to the truth or factualness of

several eyewitnesses who can confirm the defendant's account of what happened

Synonyms & Similar Words

• verifying
• arguing
• supporting
• validating
• corroborating
• proving
• attesting
• vindicating
• certifying
• authenticating
• demonstrating
• substantiating
• affirming
• witnessing
• reinforcing
• establishing
• bearing out
• guaranteeing
• declaring
• testifying (to)
• documenting
• asserting
• backing (up)
• warranting
• averring
• professing
• vouching (for)
• avouching
• avowing

Antonyms & Near Antonyms

• refuting
• disproving
• rebutting
• denying
• contradicting
• disclaiming
• disavowing
• questioning
• contesting
• challenging
• disputing
• gainsaying

2

as in approving

to give official acceptance of as satisfactory

the senate must confirm an appointment to an ambassadorship

Synonyms & Similar Words

• approving
• ratifying
• finalizing
• accepting
• endorsing
• authorizing
• acknowledging
• sanctioning
• formalizing
• signing
• warranting
• affirming
• accrediting
• clearing
• validating
• approbating
• homologating
• certifying
• OK'ing
• enabling
• passing
• permitting
• blessing
• sanctifying
• allowing
• initialing
• legalizing
• licensing
• canonizing
• rubber-stamping
• signing off (on)
• reapproving

Antonyms & Near Antonyms

• denying
• rejecting
• declining
• prohibiting
• disallowing
• disapproving
• vetoing
• forbidding
• turning down
• ignoring
• banning
• negativing
• enjoining
• proscribing
• disregarding
• interdicting
• neglecting
• refusing
• overlooking
• rebutting
• illegalizing
• spurning
• rebuffing

Example Sentences

Recent Examples of confirming

Verb

North Korea remained silent for months about its initial deployment of troops to help Russia’s war machine, only confirming its soldiers were fighting against Ukraine in April 2025. — Nick Paton Walsh, CNN Money, 21 Aug. 2026

Bridges and overhangs were clean, confirming excellent exposure calibration and the printer's ability to resolve intricate features without sacrificing dimensional accuracy. — Michael Lydick, PC Magazine, 21 Aug. 2026

The idea is that as an operator mimes picking up a pile of rocks, the arm would generate a force in response, as if the operator could feel the heaviness of the rocks, confirming that the excavator is indeed picking them up. — New Atlas, 21 Aug. 2026

Ecuadorian authorities are also confirming that an intelligence agent was among those killed. — Chelsea Jones, CBS News, 20 Aug. 2026

Among the marquee events is the inaugural Invictus Spirit Awards and gala, though those close to the Sussexes are not confirming whether Harry and Meghan plan to attend. — Simon Perry, PEOPLE, 20 Aug. 2026

Powered by 20 feet of solar panels, the 880-pound spacecraft managed to establish communications the same day as the launch and send a signal back to Earth confirming its power systems were working as planned. — Eric Lagatta, USA Today, 20 Aug. 2026

OpenAI is choosing to act on the possibility of the risk before fully confirming it, which is the framework doing what it was built to do. — Ashish Bhatia, Forbes.com, 19 Aug. 2026

Red Bull subsequently released a statement confirming Hadjar’s absence, with Liam Lawson, who drives for the sister Racing Bulls team, stepping up to race alongside Max Verstappen. — Luke Smith, New York Times, 19 Aug. 2026