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
Synonyms & Similar Words
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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
-
The platform analyzes daily phone usage and stats like keystroke speed, pressure, consistency, reaction times.—
Jason Phillips,
USA Today,
17 May 2025
-
The tornado traveled from Pulaski County to Laurel County at a speed of 45 miles per hour at around 11:30 p.m. local time on Friday night and into the early hours of the morning on Saturday, May 17, Fox 56 News reported.—
Escher Walcott,
People.com,
17 May 2025
Noun
-
The army has continued air strikes in the Darfur region, the RSF’s stronghold.—
Reuters,
CNN Money,
6 May 2025
-
These strip malls were a way for residents to create a stronghold in their communities, with restaurants, markets and other businesses that catered to an Asian clientele.—
Jenn Harris,
Los Angeles Times,
5 May 2025
Noun
-
Members of the Dunkin' Rewards loyalty program can get a 10-count Munchkins order for $2 through May 15.—
Mike Snider,
USA Today,
10 May 2025
-
Unlike President Donald Trump who seems to have the hardest time developing the finessed ways of a seasoned politician, Pritzker became a fast learner of how to overtly and covertly use his riches to buy loyalty or crush those who stand in his way.—
Chicago Tribune,
Chicago Tribune,
9 May 2025
Noun
-
His average fastball velocity was down to a career-low 96.5 mph this season entering Saturday, but Diaz has ramped up that pitch of late.—
Peter Sblendorio,
New York Daily News,
17 May 2025
-
In his last outing, Merryweather’s fastball velocity was down to 94.2 mph, his lowest of the season.—
Sahadev Sharma,
New York Times,
16 May 2025
Noun
-
The Castillo de San Sebastián, a crumbling 18th-century fortress at the end of a long causeway in Cádiz, Spain, was locked behind an iron gate.—
Christopher Bagley,
Travel + Leisure,
11 May 2025
-
Why Florida’s Billionaire Set Is Flocking to Manalapan Perched a mere 17 feet above sea level with 120 feet of direct ocean frontage, this tropical contemporary fortress clocks in at over 11,000 square feet, plus a 3,000-square-foot sky deck with unobstructed views of the Atlantic.—
Abby Montanez,
Robb Report,
9 May 2025
Noun
-
Many have poked fun at the viral moment, jokingly expressing their allegiance with the disgruntled canine.—
Melissa Fleur Afshar,
MSNBC Newsweek,
16 May 2025
-
While many of the discussion topics will be similar to those of other leagues’ CBA talks, the dynamics are different because of where fans’ allegiances lie within the sport.—
Lev Akabas,
Sportico.com,
15 May 2025
Noun
-
Despite the challenging shifts, there are still brands that serve as bastions of fat fashion, inclusion, and style.—
Essence,
Essence,
12 May 2025
-
This especially rings true at Yellowstone National Park, a bastion for wolf conservation ever since the animals began to bounce back across the West in the 1990s.—
Jack Knudson,
Discover Magazine,
8 May 2025
Noun
-
The dedication of a park, statue, plaque or anything else for Rose will draw a crowd in Cincinnati.—
C. Trent Rosecrans,
New York Times,
15 May 2025
-
His leadership and involvement in various organizations reflect his dedication to empowering global thinkers and contributing to the international business landscape.—
Muraly Srinarayanathas,
Forbes.com,
14 May 2025
Cite this Entry
“Fastness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fastness. Accessed 22 May. 2025.
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