as in aggregated
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1
as in increased
to become greater in extent, volume, amount, or number
static electricity built up on the cat's fur
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2
as in gained
to gradually increase in
the roller coaster built up momentum
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3
as in accumulated
to gradually form into a layer, pile, or mass
evidence that the toxic chemical builds up in the bloodstream to unhealthy levels
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4
as in expanded
to make greater in size, amount, or number
he patiently built up his coin collection over several decades the young stockbroker worked hard to build up a clientele
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Example Sentences
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Recent Examples of built-up
Carley Rojas Avila, Travel + Leisure, 9 Sep. 2025
While the Classic looks a little more built-up, and has what may be a larger, physical rotating bezel, both watches have what’s known in some circles as a squircle design.
—Andrew Williams, Forbes.com, 9 May 2025
The area was densely built-up before the war and the enormous scale of damage means there are now huge mountains of rubble and debris everywhere.
—Ivana Kottasová, CNN, 31 Jan. 2025
The home’s outer structure has a flat roof frame, composed of built-up.
—Bay Area Home Report, The Mercury News, 2 Aug. 2024
That group could factor into the team’s Game 2 plan, as well, following the Dodgers’ most built-up starting pitcher in breakout rookie Bobby Miller.
—Jack Harris, Los Angeles Times, 6 Oct. 2023
Paul Sullivan, Chicago Tribune, 26 Apr. 2026
Sandoval hasn’t pitched in a big league game since June 2024, and while his role on this year’s Red Sox club remains unclear, Cora said earlier this month that he is being built up as a starter.
—Mac Cerullo, Boston Herald, 19 Apr. 2026
In other words, these are not first-generation black holes but recycled ones, built up through multiple rounds of collisions.
—Rupendra Brahambhatt, Interesting Engineering, 12 Apr. 2026
Still, a day later her leg swelled dangerously with what’s called compartment syndrome, in which blood flow becomes built up and stunted in a certain area and causes immense pressure.
—Dana O’Neil, CNN Money, 12 Apr. 2026
But much like its rivals, the real season never built up a snow base to push skiing to its normal quality and season.
—Spencer Wilson, CBS News, 6 Apr. 2026
Robin Hood’s Medieval Faire has built up a great reputation over 17 years.
—Christopher Arnott, Hartford Courant, 29 Mar. 2026
As the United States built up its factories, different options for eveningwear were easier to make.
—Vogue, 27 Mar. 2026
The agency determined that gases that built up in the shield’s outer material did not vent properly, allowing pressure to accumulate.
—Denise Chow, NBC news, 26 Mar. 2026
Adjective
The Caribbean-facing region of Quintana Roo has some of Mexico's busiest and most built-up beachfronts, but visitors looking for a more serene escape will love still-secret destinations like Mahahual.
—Carley Rojas Avila, Travel + Leisure, 9 Sep. 2025
While the Classic looks a little more built-up, and has what may be a larger, physical rotating bezel, both watches have what’s known in some circles as a squircle design.
—Andrew Williams, Forbes.com, 9 May 2025
The area was densely built-up before the war and the enormous scale of damage means there are now huge mountains of rubble and debris everywhere.
—Ivana Kottasová, CNN, 31 Jan. 2025
The home’s outer structure has a flat roof frame, composed of built-up.
—Bay Area Home Report, The Mercury News, 2 Aug. 2024
That group could factor into the team’s Game 2 plan, as well, following the Dodgers’ most built-up starting pitcher in breakout rookie Bobby Miller.
—Jack Harris, Los Angeles Times, 6 Oct. 2023
Verb
The skeptics returned in June, and all goodwill the team had built up in April vanished that month when the Cubs went on a 12-game losing streak.
—Paul Sullivan, Chicago Tribune, 26 Apr. 2026
Sandoval hasn’t pitched in a big league game since June 2024, and while his role on this year’s Red Sox club remains unclear, Cora said earlier this month that he is being built up as a starter.
—Mac Cerullo, Boston Herald, 19 Apr. 2026
In other words, these are not first-generation black holes but recycled ones, built up through multiple rounds of collisions.
—Rupendra Brahambhatt, Interesting Engineering, 12 Apr. 2026
Still, a day later her leg swelled dangerously with what’s called compartment syndrome, in which blood flow becomes built up and stunted in a certain area and causes immense pressure.
—Dana O’Neil, CNN Money, 12 Apr. 2026
But much like its rivals, the real season never built up a snow base to push skiing to its normal quality and season.
—Spencer Wilson, CBS News, 6 Apr. 2026
Robin Hood’s Medieval Faire has built up a great reputation over 17 years.
—Christopher Arnott, Hartford Courant, 29 Mar. 2026
As the United States built up its factories, different options for eveningwear were easier to make.
—Vogue, 27 Mar. 2026
The agency determined that gases that built up in the shield’s outer material did not vent properly, allowing pressure to accumulate.
—Denise Chow, NBC news, 26 Mar. 2026
Recent Examples of Synonyms for built-up
Adjective
-
This must include standardized mechanisms for clinicians, users, and families to report serious psychological harms linked to chatbot use, with mandatory public disclosure of aggregated data.—
Marc Augustin,
STAT,
16 Apr. 2026
-
The alleged success of Housing First does not come from aggregated homelessness data, but from case studies of different homelessness programs.—
Christopher Calton,
Oc Register,
4 Dec. 2025
Verb
-
In Washington, teacher pay increased 36%.—
Cory Turner,
NPR,
27 Apr. 2026
-
Since then, and despite some notable lapses, the agency has steadily increased its protective methodologies, techniques and technologies to mitigate threats of varying degrees.—
Donald J. Mihalek,
ABC News,
27 Apr. 2026
Verb
-
Even before the war, Saudi Arabia had signed a defense agreement with Pakistan, which has since gained more credibility as a force in the region because of its mediating role between Washington and Tehran.—
Sudarsan Raghavan,
New Yorker,
28 Apr. 2026
-
The Reuters news agency said Brent and WTI gained almost 17% and 13% respectively over the course of last week - their biggest weekly rise since the Iran war began.—
April 27,
CBS News,
27 Apr. 2026
Verb
-
As people returned from their Earth Week effort to clear trash accumulated over the winter from Waukegan Municipal Beach on Saturday, two were lugging large rusted pieces of steel.—
Steve Sadin,
Chicago Tribune,
27 Apr. 2026
-
Neither of the engines was damaged during the 470 seconds of hot firing accumulated during the tests.—
Chris Young,
Interesting Engineering,
27 Apr. 2026
Verb
-
As information and knowledge expanded, staying current required a significant investment of their time.—
Bruce Broussard,
Fortune,
29 Apr. 2026
-
After a test launch in Jacksonville and Orlando, Winn-Dixie expanded its same-day Amazon delivery partnership to Miami, Fort Lauderdale and West Palm Beach.—
Howard Cohen,
Miami Herald,
29 Apr. 2026
Verb
-
His numbers rose from 246 total yards in his first three seasons to 717 in his senior campaign alone.—
Alec Lewis,
New York Times,
27 Apr. 2026
-
Emerging-market equities rose to a record high, buoyed by optimism over the artificial intelligence trade and a report that Iran offered a new proposal to reopen the Strait of Hormuz.—
Marcus Wong,
Bloomberg,
27 Apr. 2026
Verb
-
On April 9, its last off day before a 17-game stretch, the unit gathered at a steakhouse in Milwaukee.—
Danielle Allentuck,
Washington Post,
25 Apr. 2026
-
Aired already on primetime VRT and at the same time on VRT MAX, the broadcaster’s online platform, the series was well-received by the audience and gathered both news attention and a great word-of-mouth, with good completion rates and high talk value.—
Kevin Giraud,
Variety,
24 Apr. 2026
Verb
-
And those efforts have only accelerated, especially since the debut of generative AI chatbots in 2022 and recent advances in agentic AI.—
Jeremy Kahn,
Fortune,
28 Apr. 2026
-
The three ports also have accelerated their alternative fuels bunkering capabilities over the past three years.—
Jennifer Bringle,
Footwear News,
28 Apr. 2026
Cite this Entry
“Built-up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/built-up. Accessed 1 May. 2026.
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