UNAUTHENTIC Synonyms: 38 Similar and Opposite Words

unauthentic

adjective

ˌən-ə-ˈthen-tik

Definition of unauthentic

as in counterfeit

being such in appearance only and made or manufactured with the intention of committing fraud trying to sell unauthentic autographs of American presidents

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Example Sentences

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Recent Examples of unauthentic Moore said that no matter how famous a host or a guest is, or how elaborate and slick a production is, an unauthentic product will not resonate with audiences. — Yahya Salem, CNN Money, 9 Nov. 2025 Inaccurate debunks Amid the recycled imagery, authentic pictures of National Guard members sleeping on the floor of a federal building in Los Angeles this week were falsely described as old or unauthentic. — Emma Li, CBS News, 11 June 2025 Both games made changes to the core formula that longtime players didn't appreciate, such as an influx of unauthentic skins and a departure from the class system. — Thomas G. Moukawsher, Newsweek, 5 Feb. 2025 Its ability to accurately discern and promptly respond to unauthentic negative reviews allows businesses to maintain a legitimate, trustworthy online image. — Jon Stojan, USA TODAY, 26 July 2023 Kingsford, has seen many American-Spanish restaurants in Rhode Island prepare paella, which requires a crunchy outside, in an unauthentic way. — Globe Staff, BostonGlobe.com, 2 June 2022

Recent Examples of Synonyms for unauthentic

Adjective

The department had initially intercepted and inspected the shipment at the port based on a tip received by its counterfeit and piracy enforcement team, the department said in the release.

— Suhauna Hussain, Los Angeles Times, 2 Sep. 2026
Whatnot and TikTok have had to contend with issues of counterfeit and stolen goods.

— Ryan Baker, CNBC, 1 Sep. 2026

Definition of counterfeit

Adjective

Once roles are introduced to the game, the players make a comedy meal out of loudly fake narrating what Sam is doing while they’re blindfolded.

— Tasha Robinson, Vulture, 8 Sep. 2026
Those who speak a password, released via social media, receive a fake business card, which does mean many a guest is standing there shouting a password at the actor.

— Todd Martens, Los Angeles Times, 8 Sep. 2026

Definition of fake

Adjective

However, data show that when AI is highly capable, doctors add more errors and false corrections than beneficial insights.

— Abe Baker-Butler, STAT, 9 Sep. 2026
The company accused Fox News of airing false claims that voting machines were manipulated to help Joe Biden win the 2020 presidential election.

— Los Angeles Times, Los Angeles Times, 9 Sep. 2026

Definition of false

Adjective

It’s routinely thrown around online, both sincerely and in jest, to describe anything that feels inauthentic.

— Harmeet Kaur, CNN Money, 27 Aug. 2026
The elastic insult is meant to belittle the target as inauthentic, attention-hungry, unserious, and unmanly.

— Erik Forrest Jackson, The Atlantic, 22 Aug. 2026

Definition of inauthentic

Adjective

Last month’s board election was tainted by forged ballots, including one with a voter’s name misspelled.

— Linda Robertson, Miami Herald, 16 July 2026
She was additionally found guilty of insurance fraud for taking out a $100,000 insurance policy on her husband's life with his forged signature and for submitting a claim following his death.

— Meredith Deliso, ABC News, 13 May 2026