PERSPICACIOUS Synonyms: 159 Similar and Opposite Words

Q: How does the adjective 'perspicacious' differ from other similar words?

Some common synonyms of perspicacious are astute , sagacious , and shrewd . While all these words mean "acute in perception and sound in judgment," perspicacious implies unusual power to see through and understand what is puzzling or hidden. // a perspicacious counselor saw through the child's facade

Q: When is 'astute' a more appropriate choice than 'perspicacious'?

Although the words astute and perspicacious have much in common, astute suggests shrewdness, perspicacity, and diplomatic skill. // an astute player of party politics

Q: In what contexts can 'sagacious' take the place of 'perspicacious'?

The synonyms sagacious and perspicacious are sometimes interchangeable, but sagacious suggests wisdom, penetration, and farsightedness. // sagacious investors got in on the ground floor

Q: When could 'shrewd' be used to replace 'perspicacious'?

While in some cases nearly identical to perspicacious , shrewd stresses practical, hardheaded cleverness and judgment. // a shrewd judge of character

perspicacious

adjective

Definition of perspicacious

as in wise

formal having or showing an ability to notice and understand things that are difficult or not obvious She considers herself a perspicacious judge of character. The critic made some perspicacious observations about the film.

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How does the adjective perspicacious differ from other similar words?

Some common synonyms of perspicacious are astute, sagacious, and shrewd. While all these words mean "acute in perception and sound in judgment," perspicacious implies unusual power to see through and understand what is puzzling or hidden.

a perspicacious counselor saw through the child's facade

When is astute a more appropriate choice than perspicacious?

Although the words astute and perspicacious have much in common, astute suggests shrewdness, perspicacity, and diplomatic skill.

an astute player of party politics

In what contexts can sagacious take the place of perspicacious?

The synonyms sagacious and perspicacious are sometimes interchangeable, but sagacious suggests wisdom, penetration, and farsightedness.

sagacious investors got in on the ground floor

When could shrewd be used to replace perspicacious?

While in some cases nearly identical to perspicacious, shrewd stresses practical, hardheaded cleverness and judgment.

a shrewd judge of character

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of perspicacious This is a wickedly precise rendering of a young, self-destructive heroine worshiping at the altar of a false idol—and narrated in hindsight, from her later, more perspicacious vantage. — Literary Hub, 16 July 2026 Instead, this trickster figure proffers the idea that Shakespeare was too perspicacious to be just some white guy. — Theater Critic, San Francisco Chronicle, 29 Jan. 2026 If a new Bridgerton-sibling romance each season is the series’ gimmick, then Penelope has proven to be its soul—a vividly realistic protagonist whose perspicacious alter ego tethered each fairytale courtship to earth. — Judy Berman, TIME, 14 June 2024 With the help of friends in the publishing world, Jaffrey’s draft landed in the hands of the perspicacious Knopf editor Judith Jones in 1971. — Mayukh Sen, Washington Post, 27 Nov. 2023 Photographs show Pym looking jolly and perspicacious, with charmingly crooked English teeth. — Thomas Mallon, The New Yorker, 30 May 2022 As played by the perspicacious young performer Aoife Riddell, Phoebe is perhaps the realest part of the whole picture, a sweet and desperate and boy-crazy kid bouncing with eagerness and nerves. — Richard Lawson, HollywoodReporter, 3 Sep. 2019 Forty-five years have passed since the late Professor Price coined his perspicacious term. — IEEE Spectrum, 3 Nov. 2010

Recent Examples of Synonyms for perspicacious

Adjective

Franchise-wise, Armani Beauty has Privè, with unisex couture fragrances; Giorgio Armani, which is premium, and Emporio Armani, embodying the brand’s younger, urban facet.

— Jennifer Weil, Footwear News, 6 Aug. 2026
While adding a tiny amount of salt to your coffee is generally safe, people on a low-salt diet or those with uncontrolled high blood pressure should consult a healthcare provider to see if this is a wise choice for them.

— Megan Nunn, Verywell Health, 6 Aug. 2026

Definition of wise

Adjective

Niewiadoma-Phinney then attacked and, although Vollering stood up in her saddle to chase her the new race leader was riding a brilliant tempo and proved too strong.

— ABC News, ABC News, 7 Aug. 2026
And, as this star cluster grows over time, its stars will become more brilliant.

— Chelsea Gohd, Space.com, 7 Aug. 2026

Definition of brilliant

Adjective

The screenplay by Samy Burch (Oscar-nominated for May December) features one clever gag after another, such as Road Runner, making a surprise appearance in the courtroom, delivering his testimony via beeps.

— Frank Scheck, HollywoodReporter, 12 Aug. 2026
Rather than requiring you to completely detach the blades or assemble the rotor head using screws or tools in the field, the R1 uses a clever flexible four-blade geometry.

— New Atlas, New Atlas, 12 Aug. 2026

Definition of clever

Adjective

Deploying renewables paired with intelligent energy conservation and grid management, individuals, businesses, municipalities, and entire countries are earnestly curbing their CO2 emissions.

— John Vaillant, Time, 8 Aug. 2026
Factories, shipyards and warehouses are becoming intelligent.

— Ariyan Kabir, Fortune, 8 Aug. 2026

Definition of intelligent

Adjective

Gameplay sees major defensive overhauls, smarter linebackers, and complex pre-snap options, creating a deeper, more challenging experience.

— Brian Mazique, Forbes.com, 11 Aug. 2026
If Vuskovic grows into a Premier League regular and leader at Brighton, that club-record fee will turn into a smart piece of business.

— Andy Naylor, New York Times, 11 Aug. 2026

Definition of smart

Adjective

The astute reader may have noticed that these soft skills, while presented as central to future leadership, as not exactly new.

— Tomas Chamorro-Premuzic, Forbes.com, 4 Aug. 2026
But certain guessers are surprisingly astute in ways that are mesmerizing to watch and occasionally informative.

— Adriane Quinlan, Curbed, 28 July 2026

Definition of astute

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“Perspicacious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perspicacious. Accessed 14 Aug. 2026.

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