1
as in fortresses
a structure or place from which one can resist attack
the implacable attackers placed the castle under a prolonged siege
Synonyms & Similar Words
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2
as in mansions
a large impressive residence
the mining tycoon built a magnificent castle on the hill overlooking the town
Synonyms & Similar Words
Example Sentences
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Recent Examples of castles
The surrounding countryside is all rolling vineyards, quaint little villages, and majestic old castles.
—
Condé Nast, Condé Nast Traveler, 23 Apr. 2026
Once tulip season ends, the ship moves to the Danube and Rhine rivers on eight- to 17-day sailings filled with castles, capital cities, and holiday markets, depending on the time of year.
—Susan B. Barnes, Travel + Leisure, 23 Apr. 2026
By the numbers, Ohio castles take the crown, but the entire region sports magnificent structures worth a wander (and the drive).
—Jacqueline Kehoe, Midwest Living, 22 Apr. 2026
Though most monarchs live their entire lives in castles and palaces, the late queen was not born expecting to ascend to the throne.
—Elizabeth Stamp, Architectural Digest, 21 Apr. 2026
Families can build sand castles, fly kites, or climb to the top of the dunes for a stunning sunset show, while thrill-seekers can go sand-boarding or hang gliding (permits from and/or registration with the park office are required).
—Betsy Cribb Watson, Southern Living, 19 Apr. 2026
Then enjoy the rest of it on land, learning about native plants and animals at the Gulf State Park Nature Center and building towering sand castles with private lessons through Sand Castle University.
—Catherine Garcia, TheWeek, 17 Apr. 2026
Here are six of the most notable castles in Italy.
—Encyclopedia Britannica, 2 Apr. 2026
Eventually building sand castles at the beach with his kids.
—Michelle Marchante, Miami Herald, 31 Mar. 2026
Condé Nast, Condé Nast Traveler, 23 Apr. 2026
Once tulip season ends, the ship moves to the Danube and Rhine rivers on eight- to 17-day sailings filled with castles, capital cities, and holiday markets, depending on the time of year.
—Susan B. Barnes, Travel + Leisure, 23 Apr. 2026
By the numbers, Ohio castles take the crown, but the entire region sports magnificent structures worth a wander (and the drive).
—Jacqueline Kehoe, Midwest Living, 22 Apr. 2026
Though most monarchs live their entire lives in castles and palaces, the late queen was not born expecting to ascend to the throne.
—Elizabeth Stamp, Architectural Digest, 21 Apr. 2026
Families can build sand castles, fly kites, or climb to the top of the dunes for a stunning sunset show, while thrill-seekers can go sand-boarding or hang gliding (permits from and/or registration with the park office are required).
—Betsy Cribb Watson, Southern Living, 19 Apr. 2026
Then enjoy the rest of it on land, learning about native plants and animals at the Gulf State Park Nature Center and building towering sand castles with private lessons through Sand Castle University.
—Catherine Garcia, TheWeek, 17 Apr. 2026
Here are six of the most notable castles in Italy.
—Encyclopedia Britannica, 2 Apr. 2026
Eventually building sand castles at the beach with his kids.
—Michelle Marchante, Miami Herald, 31 Mar. 2026
Recent Examples of Synonyms for castles
Noun
-
Surface tanks are targets; subsurface reservoirs are fortresses.—
Siddharth Misra,
Fortune,
6 Mar. 2026
-
France believed its Maginot Line of fortresses was impregnable – until the Germans simply went around it.—
New Atlas,
New Atlas,
19 Feb. 2026
Noun
-
Downtown is home to a 52-block historic district that's dotted with Victorian-era mansions.—
Betsy Cribb Watson,
Southern Living,
26 Apr. 2026
-
On Newport's south side, historic and opulent mansions sit on an avenue with mature trees that help cool the neighborhoods, clean the air and foster wildlife.—
ABC News,
ABC News,
25 Apr. 2026
Noun
-
Additionally, independent candidates aligned with the Democratic Party raised more than Republican Senate incumbents in the deep red strongholds of Montana and Nebraska last quarter.—
Stephen Fowler,
NPR,
23 Apr. 2026
-
The Republican has leveled similar threats against Dallas and Austin, which are also Democratic strongholds with similar law enforcement and immigration policies.—
ABC News,
ABC News,
22 Apr. 2026
Noun
-
Let alone seek revenge by annexing the manors of your enemies.—
Brittany Allen,
Literary Hub,
4 Feb. 2026
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Virginia‘s countryside is dotted with traditional farmhouses and manors, but one in the foothills of the Southwest Mountains has been given a contemporary twist by a New York architect.—
Demetrius Simms,
Robb Report,
23 Oct. 2025
Noun
-
Covering the sarcophagus Yellow daffodils bloom beside wartime fortifications at the Chernobyl plant as workers in ordinary clothes, with badges and special permits, pass through the restricted zone.—
Hanna Arhirova,
Los Angeles Times,
25 Apr. 2026
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The fortifications on the southern and western sides stretch 1,312 feet long, predating the 1st-century legionary camp for which Vindonissa is famous.—
Maria Mocerino,
Interesting Engineering,
25 Apr. 2026
Noun
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The gringos are coming, and Latour must shore up the diocese, trekking between isolated haciendas and pueblos with his quasi-spousal companion Father Vaillant.—
The New Yorker,
New Yorker,
7 Jan. 2026
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While arched passageways reference those found in classic haciendas, the walls are hand-finished in quintessentially Mexican chukum plaster.—
Adrian Madlener,
Curbed,
6 Dec. 2025
Noun
-
The story is a bit murkier than Manichaean talk of stormers and citadels.—
Jon Allsop,
New Yorker,
6 Oct. 2025
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Intelsat’s leadership rapidly green-lighted the campaign to set up internet citadels.—
Kevin Holden Platt,
Forbes.com,
20 Aug. 2025
Noun
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More traditional properties sit alongside newer, larger estates, each one marking a different level of access and expectation.—
Abby Montanez,
Robb Report,
24 Apr. 2026
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Some may even be in the public domain and therefore available from multiple companies to package creatively, although publishers, along with authors and their estates, support long terms of copyright, and further extensions thereof, because this protects the value of the backlist.—
Encyclopedia Britannica,
Encyclopedia Britannica,
24 Apr. 2026
Cite this Entry
“Castles.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/castles. Accessed 3 May. 2026.
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