Synonyms of perspicacious

perspicacious

adjective

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.

Related Words

• wise
• brilliant
• clever
• intelligent
• smart
• keen
• exceptional
• astute
• insightful
• skilled
• sagacious
• perceptive
• prudent
• sensible
• savvy
• sharp
• acute
• discerning
• literate
• quick
• reasonable
• cunning
• scholarly
• resourceful
• nimble
• erudite
• bright
• ingenious
• apt
• heady
• quick-witted
• sapient
• knowing
• alert
• brainy
• sharp-witted
• knowledgeable
• percipient
• cerebral
• informed
• creative
• supersmart
• logical
• hyperintelligent
• judicious
• fast
• educated
• genial
• ultrasmart
• learned
• well-read
• shrewd
• sound
• inventive
• sane
• sage
• highbrow
• trained
• wily
• rational
• crafty
• schooled
• foxy

Dissimilar Words

• foolish
• feebleminded
• simpleminded
• idiotic
• silly
• imbecile
• moronic
• ignorant
• uninformed
• uneducated
• illiterate
• unacademic
• untaught
• unthinking
• unintellectual
• absurd
• unwise
• nonintellectual
• lowbrow
• mad
• zany
• nutty
• daffy
• insane
• preposterous
• wacky
• dumb
• dippy
• crazy
• kooky
• loony
• obtuse
• stupid
• asinine
• harebrained
• nonsensical
• simple
• daft
• slow
• balmy
• fool
• fatuous
• dense
• cockeyed
• cuckoo
• opaque
• sappy
• unintelligent
• dotty
• dopey
• dim
• half-baked
• vacuous
• doltish
• witless
• soft
• boobish
• dull
• screwball
• thick
• dunderheaded
• thickheaded
• crackpot
• boneheaded
• pinheaded
• brain-dead
• mindless
• softheaded
• weak-minded
• brainless
• senseless
• dorky
• slow-witted
• dim-witted
• gormless
• tomfool
• featherheaded
• knuckleheaded
• unsmart
• chuckleheaded
• lamebrain
• half-witted
• bubbleheaded
• thick-witted
• empty-headed
• airheaded
• lunkheaded
• birdbrained
• unbrilliant

Synonym Chooser

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

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

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