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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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 best bill counter is the Aneken Money Counter Machine, which offers excellent features and can detect counterfeit bills.

— BestReviews, Chicago Tribune, 24 Sep. 2026
Just as concerning is how trace amounts are concealed in counterfeit pills designed to look like legitimate prescription medications.

— James Cirrone, FOXNews.com, 24 Sep. 2026

Definition of counterfeit

Adjective

The Scarlet Knights ran a fake punt to convert a fourth and 21 for a 44-yard gain that sparked a touchdown drive to close the gap to three points.

— Sean Campbell, Los Angeles Times, 24 Sep. 2026
The products, which sport fake USDA inspection labels, were distributed to grocery stores and restaurants across the United States.

— Julia Hawkins, Idaho Statesman, 24 Sep. 2026

Definition of fake

Adjective

In the wake of the 2020 election, false accusations led to death threats and upended the lives of two Fulton County election workers.

— Caleb Groves, AJC.com, 23 Sep. 2026
Election law generally requires registration in every state except North Dakota, while federal law prohibits false registration and other forms of election fraud.

— Los Angeles Times, Los Angeles Times, 23 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