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

Running a ground transportation business has taught me that confirming the booking is usually the easy part. — Anoush Shamaei, Forbes.com, 30 Oct. 2026

The changes often added a day or more to delivery time and pushed back postmarking, an official mark confirming an envelope has been received by the Postal Service. — ProPublica, 30 Oct. 2026

However, Highway 125 remained open, with officials confirming that the road had not been closed. — Neetika Walter, Interesting Engineering, 29 Oct. 2026

Party members also reviewed the earlier purges of top members and military officials, confirming the personnel changes. — ABC News, 29 Oct. 2026

The crash took place in Spain's Castilla-La Mancha, with the regional government confirming the death toll and adding that another 58 people required medical treatment in hospitals. — Anders Hagstrom, FOXNews.com, 28 Oct. 2026

There is an extremely deep irony in slandering me as a malicious actor, and confirming my thesis in the same email. — Ashley Belanger, ArsTechnica, 28 Oct. 2026

Some online platforms, like Relay, also ask for an IRS determination letter confirming tax-exempt status. — Andreina Rodriguez, CNBC, 21 Oct. 2026

In August, Marvel unveiled the cast of its upcoming X-Men film, confirming that Navarrette will play Rogue. — Lexi Carson, HollywoodReporter, 21 Oct. 2026