Synonyms of authenticated

authenticated 1 of 2

adjective

as in valid

Related Words

• valid
• confirmed
• demonstrated
• validated
• established
• verified
• actual
• proven
• attested
• genuine
• real
• substantiated
• effective
• existent
• factual
• verifiable
• concrete
• indisputable
• irrefutable
• unquestionable
• incontrovertible
• very
• authentic
• incontestable
• undeniable
• true
• convincing
• inescapable
• unmistakable
• believable
• literal
• realistic
• indubitable
• bona fide
• sure-enough
• certified
• real-life
• de facto
• real-world
• final
• tangible
• authoritative
• substantial
• positive
• certain
• objective
• palpable
• absolute
• certifiable
• hard

Dissimilar Words

• possible
• potential
• hypothetical
• nonexistent
• alleged
• theoretical
• ideal
• conjectural
• assumed
• reputed
• supposed
• platonic
• envisioned
• conceived
• fictitious
• fictional
• visualized
• legendary
• invented
• imagined
• inexistent
• envisaged
• illusory
• pictured
• fabled
• fake
• suppositional
• fanciful
• imaginary
• fabricated
• chimerical
• romantic
• symbolic
• pretend
• abstract
• make-believe
• virtual
• unreal
• made-up

authenticated

2 of 2

verb

past tense of authenticate

1

as in certified

to declare (something) to be true or genuine

a jeweler authenticated the diamond as real

Synonyms & Similar Words

• certified
• attested
• guaranteed
• affirmed
• testified (to)
• witnessed
• asserted
• vouched (for)
• avouched
• warranted
• averred
• vowed
• professed
• avowed

2

as in verified

to give evidence or testimony to the truth or factualness of

we require more than simply your word to authenticate this story

Synonyms & Similar Words

• verified
• confirmed
• argued
• supported
• validated
• attested
• corroborated
• certified
• proved
• vindicated
• substantiated
• demonstrated
• witnessed
• bore out
• affirmed
• established
• documented
• reinforced
• testified (to)
• guaranteed
• asserted
• backed (up)
• declared
• averred
• vouched (for)
• warranted
• avouched
• professed
• avowed

Antonyms & Near Antonyms

• refuted
• disproved
• rebutted
• denied
• contradicted
• disclaimed
• disputed
• challenged
• contested
• questioned
• gainsaid
• disavowed

Example Sentences

Recent Examples of authenticated

Verb

The profile has not been independently authenticated as belonging to the defendant. — Emma Marsden, MSNBC Newsweek, 8 Nov. 2026

The six gems have not been treated or enhanced, a rarity in the market, per Julian’s, and each has been certified and authenticated by the American Gemological Laboratories. — Nicole Hoey, Robb Report, 27 Oct. 2026

In addition to being able to buy, sell and trade items at stores, CardVault also offers grading services, where cards and items can be authenticated. — Mike Darnay, CBS News, 22 Oct. 2026

An agent could be properly authenticated, correctly authorized and operating within its guardrails. — Shekhar Iyer, Forbes.com, 20 Oct. 2026

The cards belong to collectors from across the country who submitted them to the PSA to be authenticated and graded. — ABC News, 20 Oct. 2026

The affidavit does not explain in detail how investigators authenticated the recording. — Antonio María Delgado, Miami Herald, 19 Oct. 2026

The work has been authenticated by Canaletto specialist Charles Beddington and dates to between 1746 and 1755, when the Venetian artist was working in England. — Daniel Cassady, ARTnews.com, 15 Oct. 2026

Canaletto expert Charles Beddington authenticated the drawing, which was likely a preparatory sketch for a painting last sold in 1995 for $354,000 (about $766,000 in today’s dollars). — News Desk, Artforum, 15 Oct. 2026