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

Even as the actors shouted in counterfeit pain from the next room, the subjects continued to administer increasingly intense shocks they’d been told could lead to unconsciousness or even death.

— Literary Hub, Literary Hub, 18 Sep. 2026
Investigators said cychlorphine was found in counterfeit pills mimicking Xanax, adderall, and Oxy's.

— Kevin Ko, CBS News, 15 Sep. 2026

Definition of counterfeit

Adjective

Arch Manning's joking comments at a news conference about a fake video of coach Steve Sarkisian slapping ESPN reporter Holly Rowe erupted in controversy.

— ABC News, ABC News, 17 Sep. 2026
When Geese’s Cameron Winter played a charity show under a fake name this January, TV Eye was the place to see it.

— Elisabeth Garber-Paul, Rolling Stone, 17 Sep. 2026

Definition of fake

Adjective

Patel sued the magazine for defamation that month, seeking $250 million and calling the article false and fabricated.

— CBS News, CBS News, 16 Sep. 2026
Perez Hilton’s family is clearing up some false reports tied to the blogger’s recovery from a self-harm incident that unfolded on TikTok last month.

— Emily St. Martin, Los Angeles Times, 16 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