1
as in spiritual
not composed of matter
as thin and unsubstantial as the wind
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in insubstantial
being of a material lacking in sturdiness or substance
unsubstantial wisps of lace
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in weak
lacking bodily strength
an unsubstantial child who was unfit to play sports of any kind
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of unsubstantial
The algorithm fed the Giants pitcher a savory yet unsubstantial diet of short-form content.
—
Justice Delos Santos, Mercury News, 31 Mar. 2025
Salads Salads don’t have to feel flimsy or unsubstantial.
—Katie Workman, San Diego Union-Tribune, 6 Sep. 2023
Still, Republicans plowed ahead with unsubstantial allegations of collusion between government officials and the company’s old regime.
—Cat Zakrzewski and Cristiano Lima, Anchorage Daily News, 9 Feb. 2023
From a personal finance perspective, people with extra cash should feel free to put an unsubstantial portion of their wealth into high-risk, high-volatility assets like crypto or meme stocks or even Super Bowl bets (thanks for the two-touchdown performance, Cooper Kupp).
—Scott Nover, Quartz, 14 Feb. 2022
See All Example Sentences for unsubstantial
Justice Delos Santos, Mercury News, 31 Mar. 2025
Salads Salads don’t have to feel flimsy or unsubstantial.
—Katie Workman, San Diego Union-Tribune, 6 Sep. 2023
Still, Republicans plowed ahead with unsubstantial allegations of collusion between government officials and the company’s old regime.
—Cat Zakrzewski and Cristiano Lima, Anchorage Daily News, 9 Feb. 2023
From a personal finance perspective, people with extra cash should feel free to put an unsubstantial portion of their wealth into high-risk, high-volatility assets like crypto or meme stocks or even Super Bowl bets (thanks for the two-touchdown performance, Cooper Kupp).
—Scott Nover, Quartz, 14 Feb. 2022
See All Example Sentences for unsubstantial
Recent Examples of Synonyms for unsubstantial
Adjective
-
Aloka was found by Bhikkhu Pannakara, vice president of the center and spiritual leader of the walk, during a peace walk in India, the Fort Worth Star-Telegram reported.—
Joe Marusak,
Charlotte Observer,
10 Jan. 2026
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When the music dissolves into an ethereal, ambient soundscape and a psychedelic, spiritual journey, that’s where finding the right amount of energy, aggression, violence, and grief, to support the story and to explain things that the dialog couldn’t, was the most challenging part.—
Jazz Tangcay,
Variety,
9 Jan. 2026
Adjective
-
Oliver Rackham, the great historian of the British countryside, devoted a not insubstantial portion of his career to rebutting this claim, noting that there is no evidence whatsoever to suggest that these punishments were ever carried out.—
Rosa Lyster,
Harpers Magazine,
30 Dec. 2025
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Republican lawmakers and state attorneys general have challenged the basis of those recommendations, arguing that the evidence used to support them is insubstantial.—
Selena Simmons-Duffin,
NPR,
1 Aug. 2025
Adjective
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Its formula of ceramides, astaxanthin, and arginine strengthen, provide elasticity, and heal weak or broken hair.—
Olivia Dubyak,
InStyle,
14 Jan. 2026
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These winds could occasionally trigger minor (G1-level) geomagnetic storm activity, though displays are expected to be weaker and more sporadic than those seen over the weekend.—
Valerie Mesa,
PEOPLE,
13 Jan. 2026
Adjective
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In fact, magical life has the potential to be even more radically incorporeal than our own.—
Literary Hub,
Literary Hub,
26 June 2025
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Indeed, in stark contrast to the incorporeal nature of a digital image, each of Winant’s photographs is, in a sense, a discrete body: a fallible material entity that boasts a hidden physical history and that will compositionally deteriorate over time.—
Jessica Simmons-Reid,
Artforum,
1 June 2025
Adjective
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In 2024’s wild-card game, a flimsy middle triangle of Denver’s defense collapsed in a season-ending 31-7 loss to Buffalo.—
Luca Evans,
Denver Post,
15 Jan. 2026
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Strong winter winds collapsed walls onto flimsy tents for Palestinians displaced by war in Gaza, killing at least four, hospital authorities said Tuesday.—
Wafaa Shurafa,
Los Angeles Times,
13 Jan. 2026
Adjective
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The feeble job market may be keeping wage growth subdued, some economists point out.—
George Avalos,
Mercury News,
14 Jan. 2026
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The reality is that although Venezuela has vast reserves—about 17% of the entire planet’s oil is under Venezuelan soil—its production is feeble.—
Jim Edwards,
Fortune,
5 Jan. 2026
Adjective
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The real story is Latour’s encounter with the territory—transfigured, by Cather’s prose, into a metaphysical battleground and a sphinxlike witness.—
The New Yorker,
New Yorker,
7 Jan. 2026
-
Sirāt‘s central themes are deeply rooted in both metaphysical allegory and contemporary societal critique.—
Robert Lang,
Deadline,
7 Jan. 2026
Adjective
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Perverts By turns a budding chart sensation, a political firebrand, and an enthusiastic cataloguer of cryptids, Ethel Cain interrupts a stream of gossamer pop, folk, and rock records with Perverts, a droning rejection of the accessibility of her 2022 Billboard top-ten debut Preacher’s Daughter.—
Craig Jenkins,
Vulture,
2 Dec. 2025
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No matter how far-fetched the premise or gossamer-thin the story, the musical invites (compels) us to go along with its essential surrealism, to travel to that dream space where everyday life suddenly moves and sounds deliriously out of this world.—
Manohla Dargis,
New York Times,
7 May 2020
Cite this Entry
“Unsubstantial.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unsubstantial. Accessed 16 Jan. 2026.
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