1
as in main
coming before all others in importance
since the start of her acting career her parents have steadfastly remained her arch supporters
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in wise
displaying or marked by rude boldness
was so arch as to ask him outright if he was wearing a toupee
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in mischievous
tending to or exhibiting reckless playfulness
the arch look on the girl's face betrayed her as the one who had tricked the babysitter into believing that the house was haunted
Synonyms & Similar Words
Antonyms & Near Antonyms
as in curvature
something that curves or is curved
the limestone arch is a natural formation that is the product of many years of erosion
Synonyms & Similar Words
1
as in to bend
to cause to turn away from a straight line
the cat arched her back whenever she was stroked
Synonyms & Similar Words
Antonyms & Near Antonyms
2
as in to curve
to turn away from a straight line or course
the path gradually arches off into the woods
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of arch
Guy Lodge, Variety, 5 Feb. 2026
For comparison, the Lincoln Memorial, which sits opposite the Memorial Bridge of the would-be arch site, is 99 feet tall.
—CBS News, 2 Feb. 2026
Josh Jackson, Los Angeles Times, 5 Feb. 2026
Clematis comes in a range of colors and can be woven on a trellis to create a dramatic shape or arch.
—Haniya Rae, Martha Stewart, 5 Feb. 2026
Jake Kanter, Deadline, 27 Jan. 2026
The spacecraft saw an arching filament made from entwined magnetic fields carrying plasma and connected to a cross-shaped region of magnetic activity laced with more magnetic field lines.
—Keith Cooper, Space.com, 26 Jan. 2026
See All Example Sentences for arch
Adjective
That accounts equally for Lily’s arch froideur and Diana’s enduring lack of self-worth, played by both actors with care and compassion, and contrasting flickers of vulnerability and resolve, respectively.
—Guy Lodge, Variety, 5 Feb. 2026
For comparison, the Lincoln Memorial, which sits opposite the Memorial Bridge of the would-be arch site, is 99 feet tall.
—CBS News, 2 Feb. 2026
Noun
Its stucco walls and Spanish arches were once part of a Pacific Coast Borax company town, later abandoned when the boom ended.
—Josh Jackson, Los Angeles Times, 5 Feb. 2026
Clematis comes in a range of colors and can be woven on a trellis to create a dramatic shape or arch.
—Haniya Rae, Martha Stewart, 5 Feb. 2026
Verb
Infiniti’s nomination follows an outcry over her exclusion from the Academy Awards, with co-star Leonardo DiCaprio among those arching an eyebrow.
—Jake Kanter, Deadline, 27 Jan. 2026
The spacecraft saw an arching filament made from entwined magnetic fields carrying plasma and connected to a cross-shaped region of magnetic activity laced with more magnetic field lines.
—Keith Cooper, Space.com, 26 Jan. 2026
See All Example Sentences for arch
Recent Examples of Synonyms for arch
Adjective
-
White actually carried main voice Terry Gannon through parts of the broadcast.—
John Cherwa,
Los Angeles Times,
7 Feb. 2026
-
Shah’s daughter, Smita Shah, is a finance committee vice chair for Stratton’s main campaign fund, Juliana for Illinois.—
Rick Pearson,
Chicago Tribune,
7 Feb. 2026
Adjective
-
Our colleague Jason Zengerle knew him as a young wise-guy reporter who leaned, maybe, center right.—
David Remnick,
New Yorker,
6 Feb. 2026
-
Numbers-wise, Deadline reported earlier that the ceremony will include 3,500 athletes and more than 1,300 performers, feature 182 original designs, more than 1,400 costumes and 1,500 pairs of shoes, with 110 make-up artists and 70 hair stylists working behind the scenes.—
Kate Erbland,
IndieWire,
6 Feb. 2026
Adjective
-
His mischievous-urchin phase was short-lived.—
David Kamp,
New Yorker,
9 Feb. 2026
-
Those mischievous Minions will have their Olympic moment after all.—
Dave Skretta,
Chicago Tribune,
6 Feb. 2026
Noun
-
These two are among the fastest plant movements in all of botany, involving rapid changes in leaf curvature and cellular pressure.—
Scott Travers,
Forbes.com,
20 Jan. 2026
-
Sageman-Furnas, Bobenko, and Hoffmann decided to look for a smooth analogue of the rhino whose curvature lines were similarly restricted to living in planes or on spheres.—
Elise Cutts,
Quanta Magazine,
20 Jan. 2026
Verb
-
But my classic massage did the trick, and limbered me right up after a day of bending my knobby knees on the slopes.—
Condé Nast,
Condé Nast Traveler,
7 Feb. 2026
-
The block party kicked off with a set from Bay Area DJ Ethan Dreams, followed by a genre-bending collaboration between Bay Area harpist GEO and San Francisco native, DJ Salenie.—
Kate Bradshaw,
Mercury News,
7 Feb. 2026
Verb
-
The path begins in Siberia, curves around the North Pole past Greenland and Iceland, then crosses Spain before ending in the Mediterranean sunset.—
Ryan Craggs,
Condé Nast Traveler,
11 Feb. 2026
-
Some of them were curved like a hook.—
Literary Hub,
Literary Hub,
9 Feb. 2026
Adjective
-
In 2018, a series of Miami Herald stories about the plea deal prompted New York federal prosecutors to take a fresh look at the accusations.—
Arkansas Online,
Arkansas Online,
9 Feb. 2026
-
Shock Treatment Next week will also bring a fresh set of numbers from some of the biggest players in the European healthcare space, namely pharma giant AstraZeneca and Philips.—
Leonie Kidd,
CNBC,
8 Feb. 2026
Adjective
-
The winds that kick up this time of year proved wicked.—
Jacques Kelly,
Baltimore Sun,
7 Feb. 2026
-
Mimics tells the story of Sam, a struggling impressionist who makes a pact with a wicked puppet.—
Rebecca Angel Baer,
Southern Living,
7 Feb. 2026
Cite this Entry
“Arch.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/arch. Accessed 14 Feb. 2026.
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