PERSPICACIOUSNESS 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

Presumably reserved for subsequent seasons are his refusal to fight in Vietnam, activism, absences and comebacks, the Thrilla in Manila, the Rumble in the Jungle, Parkinson’s — though this is a good place to stop, arc-wise and art-wise.

— Robert Lloyd, Los Angeles Times, 3 Nov. 2026
And as for Escola, the Tony-winning actor and writer's film-star curls landed right between Palmer's and Anderson's, style-wise, with a pageboy shape and that dramatic swoop teased and sculpted into an exaggerated shape for a cheeky finish.

— Kara Nesvig, Allure, 3 Nov. 2026

Definition of wise

Adjective

In a new Nature study, astronomers built clever software for the James Webb Space Telescope that makes this task less challenging, giving the observatory a better chance of spotting planets closer to their stars.

— Jacek Krywko, Scientific American, 4 Nov. 2026
Its clever design has a few useful features to tackle all the possible challenges.

— Maryna Holovnova, New Atlas, 4 Nov. 2026

Definition of clever

Adjective

For much of the world, the AI that would matter most may not be the most intelligent model ever built.

— Keyu Jin, Time, 23 Oct. 2026
This all-loving creator is ever present, completely good, and the intelligent source of immortal truth and unending love.

— The Christian Science Monitor, Christian Science Monitor, 22 Oct. 2026

Definition of intelligent

Adjective

Fortunately, plenty of new high-tech tools offer assistance, including robot guide dogs, a cane-bot (looking a bit like a small R2D2 with giant wheels), multiple types of smart glasses with descriptive audio, and even a haptic vest for blind dogs.

— New Atlas, New Atlas, 1 Nov. 2026
Ten games give him a chance to show better execution, smarter game management, and enough wins to justify another season.

— Antwan Staley, New York Daily News, 1 Nov. 2026

Definition of smart

Adjective

Beijing, keen to support its domestic semiconductor industry, refuses to approve large-scale imports by its big internet companies.

— Andrew Nusca, Fortune, 6 Nov. 2026
That may seem more palatable, but a keen observer might notice that prior highs occasionally present some technical resistance, and Costco topped out at about $1,090 back in mid-May.

— Michael Khouw, CNBC, 6 Nov. 2026

Definition of keen

Adjective

Preservation had traditionally focused only on exceptional buildings, and protected them by more or less freezing them in place.

— Julian Rose, Artforum, 1 Nov. 2026
Proton offers exceptional cybersecurity (partially because it’s based in Switzerland, which has very strict data-protection laws).

— Oscar Hartzog, Rolling Stone, 1 Nov. 2026

Definition of exceptional

Adjective

His astute stand-up and withering, spot-on insights into race, relationships and celebrity have influenced countless comedians and writers.

— Kevin Dolak, HollywoodReporter, 10 Oct. 2026
Her astute explanations, along with conversations with former immigration judges and other experts, helped turn a convoluted topic into a clear story.

— Colette Davidson, Christian Science Monitor, 5 Oct. 2026

Definition of astute

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“Perspicacious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perspicacious. Accessed 7 Nov. 2026.

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Synonyms of perspicacious

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