1
as in speed
a high rate of movement or performance
the amazing fastness with which the boy took his shower had us wondering if he'd used any water
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Antonyms & Near Antonyms
2
as in stronghold
a structure or place from which one can resist attack
the guerillas retreated to their network of hidden fastnesses deep within the mountains
Synonyms & Similar Words
3
as in loyalty
adherence to something to which one is bound by a pledge or duty
his uncompromising fastness to the cause of freedom was beyond question
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of fastness
The system ensures good wet-rubbing and dry-rubbing fastness and softness on all kinds of fabrics.
—
Angela Velasquez, Sourcing Journal, 30 Dec. 2024
The system ensures good wet-rubbing and dry-rubbing fastness and softness on all kinds of fabrics.
—Angela Velasquez, Sourcing Journal, 30 Dec. 2024
Tat-Fung’s Downtown collection of blue, black and gray fabrics outperform conventional denim in color fastness, according to Tim Huesemann, the mill’s sales director.
—Angela Velasquez, Sourcing Journal, 22 Oct. 2024
This advancement enables dyeing with Basic dyes, promising enhanced dye uptake and superior wash fastness compared to traditional Reactive dyes.
—Sj Studio, Sourcing Journal, 13 Sep. 2024
The Neutral Ground had cowboys (or Cow Boys), Indians, cavalry attacks and rescues, and secret woodland fastnesses known only to the canniest frontiersman.
—Ian Frazier, The New Yorker, 15 July 2024
The technology uses specific formaldehyde-free agents to enhance the dyeing process of raw garments, resulting in a bright and deep indigo color, improving wash and rubbing fastness, and increasing lightfastness and levelness.
—Andrea Onate, WWD, 12 June 2024
Branagh returns as Hercule Poirot, who has retired to a Venetian fastness.
—Anthony Lane, The New Yorker, 15 Sep. 2023
When using natural dyes, there tend to be issues with color fastness and shade consistency.
—Esha Chhabra, Forbes, 22 Feb. 2023
Angela Velasquez, Sourcing Journal, 30 Dec. 2024
The system ensures good wet-rubbing and dry-rubbing fastness and softness on all kinds of fabrics.
—Angela Velasquez, Sourcing Journal, 30 Dec. 2024
Tat-Fung’s Downtown collection of blue, black and gray fabrics outperform conventional denim in color fastness, according to Tim Huesemann, the mill’s sales director.
—Angela Velasquez, Sourcing Journal, 22 Oct. 2024
This advancement enables dyeing with Basic dyes, promising enhanced dye uptake and superior wash fastness compared to traditional Reactive dyes.
—Sj Studio, Sourcing Journal, 13 Sep. 2024
The Neutral Ground had cowboys (or Cow Boys), Indians, cavalry attacks and rescues, and secret woodland fastnesses known only to the canniest frontiersman.
—Ian Frazier, The New Yorker, 15 July 2024
The technology uses specific formaldehyde-free agents to enhance the dyeing process of raw garments, resulting in a bright and deep indigo color, improving wash and rubbing fastness, and increasing lightfastness and levelness.
—Andrea Onate, WWD, 12 June 2024
Branagh returns as Hercule Poirot, who has retired to a Venetian fastness.
—Anthony Lane, The New Yorker, 15 Sep. 2023
When using natural dyes, there tend to be issues with color fastness and shade consistency.
—Esha Chhabra, Forbes, 22 Feb. 2023
Recent Examples of Synonyms for fastness
Noun
-
Exposition — and there’s a lot of it — is delivered with blink-and-you’ll-miss-it speed.—
Frank Rizzo,
Variety,
23 Apr. 2025
-
Despite scoring only nine times herself, that speed has stretched opposition back-line and given Lyon other players the space to score over 100 goals this season.—
Asif Burhan,
Forbes.com,
23 Apr. 2025
Noun
-
Introduced through mosquitoes that first reached the island in the 1800s, climate change has now ushered these deadly vessels of destruction into the bird’s last stronghold.—
Scott Travers,
Forbes.com,
17 Apr. 2025
-
What To Know The Houthis say the U.S. military campaign, aimed at their stronghold in Sana'a and other parts of Yemen, has not deterred their military capacities and attacks.—
Arick Wierson,
MSNBC Newsweek,
16 Apr. 2025
Noun
-
Other major shifts include a new visual identity, simplification of its loyalty program (which remains under the Global Hotel Alliance) and unifying the properties and program functions through a mobile app.—
Ramsey Qubein,
Forbes.com,
27 Apr. 2025
-
Unfortunately, Seong-je knows no loyalty, and agrees to beat up Si-eun for Baek-jin on the morning of the fight.—
Kayti Burt,
Time,
26 Apr. 2025
Noun
-
The line drive had a 109.1 mph exit velocity off the bat.—
Jaylon Thompson,
Kansas City Star,
19 Apr. 2025
-
With exit velocities routinely clocking in at over 100 mph, the 26-year-old is hitting .292 with a 1.003 OPS, five home runs and nine RBI.—
Gary Phillips,
New York Daily News,
19 Apr. 2025
Noun
-
This means turning Ukraine into a defensive fortress with German arms and money.—
David McWilliams,
Time,
9 Apr. 2025
-
But the Romans eventually built up Vindobona into a full-scale military fortress—and perhaps this first-century battle was the catalyst.—
Sarah Kuta,
Smithsonian Magazine,
8 Apr. 2025
Noun
-
Madrigal has made the 115-mile round trip to BMO Stadium to see LAFC play but is considering throwing his allegiance to the local club.—
Kevin Baxter,
Los Angeles Times,
22 Apr. 2025
-
Due to his allegiance to Mahan, Quevedo’s policy platform largely mirrored the types of proposals emerging from the mayor’s office.—
Devan Patel,
Mercury News,
19 Apr. 2025
Noun
-
In other words, could the question at the outset of the novel be applied today to the United States—a bastion of democratic strength being ripped apart by an erratic tyrant? Years ago, in one of his lucid columns, Vargas Llosa described the election of Donald Trump as a form of national suicide.—
Ilan Stavans,
The Atlantic,
15 Apr. 2025
-
The presentation was in response to the more-than-rumors that The Rock — once a rite of passage in the sport of racing, a bastion of small-town Americana and NASCAR — was going to be removed from the NASCAR schedule.—
Alex Zietlow,
Charlotte Observer,
13 Apr. 2025
Noun
-
Marks built that reputation through four years of loyalty and dedication at Mississippi State, and carried it onto USC.—
Aaron Heisen,
Oc Register,
21 Apr. 2025
-
His final appearance—made after a prolonged illness and hospitalization—has become a symbol of his resilience and dedication to pastoral duties even in declining health.—
Josh Hammer,
MSNBC Newsweek,
21 Apr. 2025
Cite this Entry
“Fastness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fastness. Accessed 1 May. 2025.
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