1
as in significant
having great meaning or lasting effect
substantial changes to the school dress code that made a lot of people unhappy
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in large
of a size greater than average of its kind
the amount he inherited was quite substantial, so he quit his job and set out to see the world
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in physical
relating to or composed of matter
the Land of Oz turned out to be a world of dreams, even less substantial than a rainbow
Synonyms & Similar Words
Antonyms & Near Antonyms
4
as in considerable
sufficiently large in size, amount, or number to merit attention
there's been a substantial increase in attendance at girls' volleyball games ever since the start of their winning streak
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of substantial
From developing succession plans in advance to determining how to best communicate happenings to stakeholders at all levels, taking a proactive approach can help nonprofits successfully navigate substantial internal changes.
—
Expert Panel®, Forbes.com, 24 July 2025
Environmental groups and others in the spring pushed for substantial new energy legislation meant in part to address the growing concerns over cost and reliability.
—The Editorial Board, Chicago Tribune, 24 July 2025
Still, making any substantial change to testing standards would expose aircraft manufacturers to serious legal risk in the event of an accident.
—Diana Hubbell, Popular Science, 24 July 2025
But the explosion of interest in the experiences business is not without substantial risk, not necessarily from outsiders entering the space (the barrier for entry remains stubbornly high), but from financial and external factors.
—Alex Weprin, HollywoodReporter, 23 July 2025
See All Example Sentences for substantial
Expert Panel®, Forbes.com, 24 July 2025
Environmental groups and others in the spring pushed for substantial new energy legislation meant in part to address the growing concerns over cost and reliability.
—The Editorial Board, Chicago Tribune, 24 July 2025
Still, making any substantial change to testing standards would expose aircraft manufacturers to serious legal risk in the event of an accident.
—Diana Hubbell, Popular Science, 24 July 2025
But the explosion of interest in the experiences business is not without substantial risk, not necessarily from outsiders entering the space (the barrier for entry remains stubbornly high), but from financial and external factors.
—Alex Weprin, HollywoodReporter, 23 July 2025
See All Example Sentences for substantial
Recent Examples of Synonyms for substantial
Adjective
-
In fact, McIntyre also suffered a significant singles loss to Damian Priest at Saturday Night’s Main Event in what has been a running theme for the Scottish superstar.—
Blake Oestriecher,
Forbes.com,
3 Aug. 2025
-
Seismologists will continue monitoring the region for aftershocks, though significant follow-up tremors are unlikely given the earthquake's small magnitude.—
Adeola Adeosun,
MSNBC Newsweek,
3 Aug. 2025
Adjective
-
The vehicle crashed through a block wall and left a large hole in the side of the building, according to Lee and photos from the scene.—
Rey Covarrubias Jr,
AZCentral.com,
29 July 2025
-
Kentucky’s largest wastewater treatment facility, which serves two-thirds of Louisville residents, is being modernized to sustainably produce Class A biosolids, meet stricter clean water regulations and create renewable energy.—
Killian Baarlaer,
The Courier-Journal,
29 July 2025
Adjective
-
But though the mere facts of her physical existence have ignited multiple national debates previously, in this case, the reason people are talking (and talking!) is that the ad’s script had her making puns about genes and jeans.—
Leah Asmelash,
CNN Money,
2 Aug. 2025
-
But he’s been airing these issues in public all year, to the point where rumors ran rampant about his mental and physical stability.—
Rob Sheffield,
Rolling Stone,
2 Aug. 2025
Adjective
-
However, there remains a considerable opportunity for AMD.—
Trefis Team,
Forbes.com,
1 Aug. 2025
-
His considerable skills were overshadowed by his superstar brother.—
John Burnett,
NPR,
1 Aug. 2025
Adjective
-
In 1947: President Harry S. Truman signed the National Security Act 1947, a major piece of legislation that restructured many of the country’s military and intelligence institutions.—
AZCentral.com,
AZCentral.com,
27 July 2025
-
That announcement largely cleared the field of major potential challengers to Rogers.—
Paul Egan,
Freep.com,
27 July 2025
Adjective
-
Trump’s executive order could have a sizable impact in Texas, which has more commercial truck drivers than any other state in the Union due to its outsized role in U.S.-Mexico trade.—
Emiliano Tahui Gómez,
Austin American Statesman,
30 July 2025
-
However, there are multiple risks and there remains a real possibility that the stock could see a sizable correction.—
Trefis Team,
Forbes.com,
28 July 2025
Adjective
-
These concrete experiences create memorable application materials.—
Sarah Hernholm,
Forbes.com,
25 July 2025
-
During a structural assessment, engineer Youssef Hachem found the concrete foundation was 80% weaker than coastal buildings built today.—
Ashley Miznazi,
Miami Herald,
25 July 2025
Adjective
-
Given how coveted full-backs are, this is an important move from Barca to tie down one of their most consistent performers.—
Pol Ballús,
New York Times,
30 July 2025
-
Another important sensorial element of the Maelys Get-Taut Body Firming & Hydrating Mousse-to-Oil is the fragrance.—
Celia Shatzman,
Forbes.com,
30 July 2025
Cite this Entry
“Substantial.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/substantial. Accessed 7 Aug. 2025.
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