UNPROVEN Synonyms: 50 Similar and Opposite Words

unproven

adjective

Definition of unproven

as in unproved

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of unproven Russell’s film is also a response to political persecution and the conveniently destructive power of unproven accusations. — Bilge Ebiri, Vulture, 16 Oct. 2026 The allegations against him remain unproven, and he is entitled to the full protections of the United States Constitution. — ABC News, 15 Oct. 2026 Dating Derinkuyu precisely is difficult; claims of Hittite or Phrygian origins (dating roughly to the 8th to 7th centuries BCE or earlier) are common but unproven. — Maya Chawla, Architectural Digest, 12 Oct. 2026 If anything, the addition of unproven players could have been seen as reason for skepticism, reason to believe the carousel would continue. — Nicolas Villamil, The Orlando Sentinel, 8 Oct. 2026 See All Example Sentences for unproven

Recent Examples of Synonyms for unproven

Adjective

That is sparking a whole industry that markets other peptides — largely unproved and untested — that are said to increase muscle growth, speed recovery and fight aging.

— Jonathan Fahey, Los Angeles Times, 18 Sep. 2026
But Starship still must demonstrate multiple unproved capabilities that are crucial to NASA’s plans—such as the in-space refueling, via multiple launches, that’s required for sending the vehicle out of low-Earth orbit to the moon.

— Lee Billings, Scientific American, 29 May 2026

Definition of unproved

Adjective

But Sung, Bennett and Miller stayed his order, finding that the California deployment could go forward under an obscure and virtually untested subsection of the law.

— Sonja Sharp, Los Angeles Times, 23 Oct. 2026
Does anyone believe that a new chief of staff, with an untested relationship with Trump, would survive any longer than an Apprentice contestant?

— Chris Whipple, Vanity Fair, 19 Oct. 2026

Definition of untested

Adjective

In 2024 Max Read, director of civic innovation for the Institute for Strategic Dialogue, identified seven such alleged outlets.

— Clara Harter, Los Angeles Times, 25 Oct. 2026
Officers were at the Walmart to respond to a call about an alleged shoplifting and encountered two people with a child fleeing from the store into a vehicle, the Mississippi Department of Public Safety said at the time of the June 14 incident.

— Charlotte Phillipp, PEOPLE, 25 Oct. 2026

Definition of alleged

Adjective

Described as a speculative drama, the film moves between the traditional culture of the high Himalayas and a modern world shaped by technology.

— Naman Ramachandran, Variety, 27 Oct. 2026
Unlike the speculative internet startups that collapsed during the dot-com bust in 2000, many of today's leading technology companies have established businesses and genuine demand for their products.

— Alexa LoMonaco, CNBC, 26 Oct. 2026

Definition of speculative

Adjective

Amazon has a hypothetical $50 billion chip business and can offer a roadmap to immense profitability.

— Jim Cramer, CNBC, 25 Oct. 2026
And there is still a hypothetical risk, election experts say, that the President could do something new and outlandishly lawless on or close to Election Day.

— Barton Gellman, New Yorker, 25 Oct. 2026

Definition of hypothetical

Adjective

The proposed amendment, which will require the support of at least 94 of the 141 members of parliament to pass, would remove that provision.

— Sam Meredith, CNBC, 6 Oct. 2026
New agency gets broad powers The proposed Department of Artificial Intelligence would operate as a cabinet-level federal agency.

— Aamir Khollam, Interesting Engineering, 23 Sep. 2026

Definition of proposed

Browse Nearby Words

unproved

unproven

unpublishable

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“Unproven.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unproven. Accessed 29 Oct. 2026.

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Synonyms of unproven

adjective

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