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

His political strategists packed the convention hall with his supporters, even passing out counterfeit tickets.

— Encyclopedia Britannica, Encyclopedia Britannica, 29 Oct. 2026
Investigators had been looking into whether the actress obtained illicit and possibly counterfeit drugs from a dealer in Southern California.

— Denise Petski, Deadline, 28 Oct. 2026

Definition of counterfeit

Adjective

While policymakers debate new privacy laws, doctors such as Julien Cavanagh say they are left to fix the mess that targeted online ads for fake cures create for patients’ health.

— Washington Post, Washington Post, 28 Oct. 2026
Criminals can imitate those messages to create panic and lure people toward fake login pages.

— Kurt Knutsson, FOXNews.com, 28 Oct. 2026

Definition of fake

Adjective

The men stopped short of signing the oath required for vouching, but Moriarty said that giving false names and starting the process was enough to justify the felony charges.

— Mark Vancleave, Los Angeles Times, 29 Oct. 2026
Bhengura faces a maximum of five years in prison on the false statements of citizenship in order to register to vote count and a maximum of one year in prison on the voting by an alien in a federal election count.

— Emerson Clarridge, Fort Worth Star-Telegram, 29 Oct. 2026

Definition of false

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