Synonyms of certifying

certifying

verb

present participle of certify

1

as in attesting

to declare (something) to be true or genuine

experts certified the letter as indeed having been written by Abraham Lincoln

Synonyms & Similar Words

• attesting
• guaranteeing
• affirming
• authenticating
• testifying (to)
• witnessing
• asserting
• vouching (for)
• avouching
• warranting
• vowing
• averring
• professing
• avowing

2

as in enabling

to give official or legal power to

certified her as a teacher

Synonyms & Similar Words

• enabling
• authorizing
• empowering
• qualifying
• accrediting
• permitting
• licensing
• commissioning
• entitling
• warranting
• chartering
• investing
• approving
• vesting
• allowing
• endorsing
• confirming
• sanctioning
• affirming
• validating
• credentialing
• installing
• initiating
• letting
• inaugurating
• inducting
• privileging
• clearing
• instating
• OK'ing
• swearing in
• enfranchising

Antonyms & Near Antonyms

• preventing
• disqualifying
• denying
• excluding
• stopping
• blocking
• banning
• prohibiting
• inhibiting
• hindering
• obstructing
• barring
• impeding
• disallowing
• discouraging
• constraining
• forbidding
• holding back
• shutting out
• proscribing
• enjoining
• outlawing
• disenfranchising
• vetoing
• disbarring
• disfranchising
• interdicting

3

as in verifying

to give evidence or testimony to the truth or factualness of

please bring in a doctor's note to certify that you were really sick

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Example Sentences

Recent Examples of certifying

Just last month, the FAA said Boeing would again be allowed to take responsibility for certifying all of its 737 Max and 787 planes. — ABC News, 7 Aug. 2026

The clerk also has specific duties like certifying tax levies to the state auditor and county collector. — The Kansas City Star, Kansas City Star, 5 Aug. 2026

The third positive development was the Federal Aviation Administration certifying the Boeing 737 Max 7 after a long series of delays. — Jeff Marks, CNBC, 3 Aug. 2026

Eligibility is typically established through documentation from the Social Security Administration, the Department of Veterans Affairs or a physician certifying that the borrower meets the federal disability requirements. — Angelica Leicht, CBS News, 31 July 2026

Detecting an anomaly is also different from certifying land as clear. — Güney Yıldız, Forbes.com, 20 July 2026

In recent years, the Centers for Disease Control and Prevention began certifying testosterone blood tests for quality, accuracy, and reliability. — Beth Mole, ArsTechnica, 17 July 2026

And sometime before the Forest Stewardship Council started certifying responsible woodland harvesting in 1993, company founder Jack Stoughton apparently had the environmental foresight to source paper from mills that farmed their own trees. — Kyle Devine, Longreads, 14 July 2026

The Election Assistance Commission is a bipartisan commission that helps state and local officials run elections, certifying election equipment and working with other agencies to ensure that state and local elections run smoothly. — Katherine Gregg, The Providence Journal, 10 July 2026