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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Antonyms & Near Antonyms
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
New Atlas, 8 Nov. 2025
The amounts of prejudice that are built up in those Kingdom Halls, unbelievable.
—Nick Romano, Entertainment Weekly, 24 Oct. 2025
The tussle over rare earths precedes the current administration; China for years has built up near-total control of the minerals as part of its wider industrial policy.
—Ramishah Maruf, CNN Money, 11 Oct. 2025
Still betting on this legacy, which has been built up so well in the past.
—John Hopewell, Variety, 20 Sep. 2025
With a small, experienced team, Times Real Estate has built up a portfolio that boasts properties sold in some of the county’s most exclusive neighborhoods.
—Liz Ohanesian, Oc Register, 19 Sep. 2025
The lipids used to make fats and the cell membrane are built up two carbons at a time.
—ArsTechnica, 12 Sep. 2025
It was just really built up energy.
—Jordan McPherson, Miami Herald, 6 Sep. 2025
Manager Craig Counsell expects Soroka to be built up to multi-inning usage before he’s activated.
—Meghan Montemurro, Chicago Tribune, 30 Aug. 2025
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 researchers noted that both ⍺-synuclein and tau built up inside neurons, particularly in synapses where communication happens.
—New Atlas, 8 Nov. 2025
The amounts of prejudice that are built up in those Kingdom Halls, unbelievable.
—Nick Romano, Entertainment Weekly, 24 Oct. 2025
The tussle over rare earths precedes the current administration; China for years has built up near-total control of the minerals as part of its wider industrial policy.
—Ramishah Maruf, CNN Money, 11 Oct. 2025
Still betting on this legacy, which has been built up so well in the past.
—John Hopewell, Variety, 20 Sep. 2025
With a small, experienced team, Times Real Estate has built up a portfolio that boasts properties sold in some of the county’s most exclusive neighborhoods.
—Liz Ohanesian, Oc Register, 19 Sep. 2025
The lipids used to make fats and the cell membrane are built up two carbons at a time.
—ArsTechnica, 12 Sep. 2025
It was just really built up energy.
—Jordan McPherson, Miami Herald, 6 Sep. 2025
Manager Craig Counsell expects Soroka to be built up to multi-inning usage before he’s activated.
—Meghan Montemurro, Chicago Tribune, 30 Aug. 2025
Recent Examples of Synonyms for built-up
Adjective
-
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
-
Haunting and wonderful images coalesce then dissipate, or recur without a sense of aggregated force.—
Sara Holdren,
Vulture,
10 Nov. 2025
Verb
-
That figure is used to determine the league’s cut, which for all local TV deals has since increased from 34% to 48%.—
Maury Brown,
Forbes.com,
27 Jan. 2026
-
Meanwhile, the average new car payment has increased by $300, or more than 35%, since then to $769.—
Chris Isidore,
CNN Money,
27 Jan. 2026
Verb
-
The Knights gained their two-game lead Friday with a 94-86 home win over Palomar.—
Bill Center,
San Diego Union-Tribune,
27 Jan. 2026
-
Honnold gained world-wide fame after ascending Yosemite National Park’s 3,000-foot El Capitan without safety equipment or rope in 2017.—
Yuliya Talmazan,
NBC news,
26 Jan. 2026
Verb
-
In the past few years, the four boys had indeed accumulated a slew of misdemeanor summons for a range of petty offenses—some dating back to October 1981, and others recorded as recently as November 1984.—
Literary Hub,
Literary Hub,
28 Jan. 2026
-
Roadways are hazardous due to accumulated, blowing and drifting snow and roads may be very icy.—
Cheryl Vari,
Cincinnati Enquirer,
27 Jan. 2026
Verb
-
But its purpose has since expanded to tackle conflicts the world over, and the charter draft, which was sent along with the invitations to join, does not even reference Gaza.—
Helen Regan,
CNN Money,
22 Jan. 2026
-
Moreover, and perhaps more crucial to the reevaluation of the stock’s rating, Riot has significantly expanded its growth narrative beyond just cryptocurrency.—
Trefis Team,
Forbes.com,
22 Jan. 2026
Verb
-
Eagle numbers rose significantly first in the 1990s, then continued to increase.—
Alan Gionet,
CBS News,
27 Jan. 2026
-
Alcoholic Sparkling Wines For Valentine’s Day Do Epic Sh*t sparkling wine now comes in a 'pretty in pink' rose as well, available at the end of January 2026.—
Lanee Lee,
Forbes.com,
27 Jan. 2026
Verb
-
Topline Thousands of protesters gathered in Minneapolis on Friday to continue demonstrations against Immigration and Customs Enforcement operations in the city, bracing sub-zero temperatures weeks after the fatal shooting of Renee Good by an ICE agent.—
Antonio Pequeño IV,
Forbes.com,
23 Jan. 2026
-
On Shariati Street, a major north-south artery in the Iranian capital, 33-year-old Hasan made his way to a roundabout where friends had gathered to join protests.—
Sarah Dean,
CNN Money,
23 Jan. 2026
Verb
-
The result isn’t replaced judgment, but accelerated insight.—
Rodger Dean Duncan,
Forbes.com,
27 Jan. 2026
-
Brussels has accelerated its outreach to markets around the world.—
Rajesh Roy,
Los Angeles Times,
27 Jan. 2026
Cite this Entry
“Built-up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/built-up. Accessed 29 Jan. 2026.
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