SUPPOSITIOUS Synonyms: 47 Similar and Opposite Words

suppositious

adjective

Definition of suppositious

as in supposititious

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Recent Examples of Synonyms for suppositious

Adjective

These spurious claims about childhood vaccines will only increase vaccine hesitation with harmful results.

— Sun Sentinel Editorial Board, Sun Sentinel, 13 Aug. 2026
Researchers found that models can score well on standard benchmarks while relying on spurious correlations in their training data.

— Lucas Zhao, Forbes.com, 27 July 2026

Definition of spurious

Adjective

Similarly, for the protagonist of Conrad’s story, Captain Whalley, the true life is the life of ships, and changes of fates onshore seem only laterally relevant, near unreal.

— Literary Hub, Literary Hub, 26 Aug. 2026
Continue reading … DEFYING GRAVITY — MLB outfielder goes full Spider-Man, makes baseball's catch of the year with unreal grab.

— , FOXNews.com, 24 Aug. 2026

Definition of unreal

Adjective

The audience gets glimmers of Katie and Greg’s relationship, but the show is bogged down by dull characters like the policeman who seems to have it out for Greg, and even by its focus on Archie’s point of view, which is just a depiction of narcissism and a formulaic pseudo-midlife crisis.

— Aramide Tinubu, Variety, 5 Mar. 2026
These currencies are an integral part of cybercrime operations, as they are poorly understood and are often pseudo-anonymous, says Kristina Amerhauser, a senior analyst from the Global Initiative Against Transnational Organized Crime (GI-TOC).

— Jason Ma, Fortune, 15 Nov. 2025

Definition of pseudo

Adjective

However, some of the scenes are known to have been staged or faked, leading some critics to wonder whether other parts of the film were bogus or embellished.

— René Ostberg, Encyclopedia Britannica, 4 Sep. 2026
Those codes can send patients to bogus sites asking for patient portal credentials or Medicare information.

— Kurt Knutsson, FOXNews.com, 4 Sep. 2026

Definition of bogus

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suppositious

supposititious

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“Suppositious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/suppositious. Accessed 7 Sep. 2026.

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Synonyms of suppositious

adjective

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