COPESTONE Synonyms: 58 Similar and Opposite Words

copestone

noun

Definition of copestone

as in high-water mark

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Recent Examples of Synonyms for copestone

Noun

In December, Texas had just over a million job openings, a high-water mark it’s been hovering around for several months.

— Mitchell Schnurman, Dallas News, 17 Mar. 2023
With the swearing-in of Jennifer McClellan as the first Black woman to represent Virginia on Tuesday, the House now has 28 Black women in its ranks, a new high-water mark, but the Senate has none.

— Jazmine Ulloa, New York Times, 8 Mar. 2023

Definition of high-water mark

Noun

But Siniaková, unlike many women at the top of the doubles leaderboard, is not strictly a doubles specialist.

— Ava Wallace, New York Times, 11 Sep. 2026
When the sequence was complete, the roof had disappeared into the rear of the car, turning this enormous Cadillac into an open-top grand tourer.

— New Atlas, New Atlas, 10 Sep. 2026

Definition of top

Noun

These pioneers fully expected that machines would one day surpass humans—that AGI would become ASI, or artificial superintelligence—because there’s no reason to expect that humans are the pinnacle of intelligence.

— George Musser, Scientific American, 17 Sep. 2026
Those who reach its pinnacle often assume that the same qualities will serve them on the international stage.

— Jonathan A. Czin, The Atlantic, 14 Sep. 2026

Definition of pinnacle

Noun

While the summit itself is forested with no panoramic views, the hike to get there is nothing short of spectacular.

— Erin Gifford, Southern Living, 17 Sep. 2026
Analysts voiced skepticism that the US and China would agree on AI regulation — or, indeed, any broad-ranging détente during next week’s leaders’ summit.

— Prashant Rao, semafor.com, 17 Sep. 2026

Definition of summit

Noun

In 1967, at the very peak of their powers, the four-piece performed to an audience of 200,000 — still considered the biggest concert crowd in the southern hemisphere — and they were named Australians of the Year.

— Lars Brandle, Billboard, 16 Sep. 2026
Typically, the peak month is either July or August, NRF executives said.

— Los Angeles Times, Los Angeles Times, 16 Sep. 2026

Definition of peak

Noun

His work has helped people learn that the apex predators are around humans more often than once thought.

— Alex Wigglesworth, Los Angeles Times, 5 Sep. 2026
The largest Tyrannosaurus rex fossils ever discovered belong to a 66-million-year-old apex predator named Scotty.

— Andrew Paul, Popular Science, 3 Sep. 2026

Definition of apex

Noun

His demands can be meticulous and technical — a shorter staccato, a heavier bow, a more robust crescendo.

— Justin Davidson, Vulture, 18 Sep. 2026
Mahomes was the last Chiefs player to be announced during pregame introductions, roaring himself as the din inside of Arrowhead Stadium reached a crescendo.

— ABC News, ABC News, 14 Sep. 2026

Definition of crescendo

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“Copestone.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/copestone. Accessed 20 Sep. 2026.

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Synonyms of copestone

noun

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