Synonyms of brainy

brainy

adjective

ˈbrā-nē 

as in intelligent

having or showing quickness of mind

a brainy student who didn't fit in socially

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Example Sentences

Recent Examples of brainy

There’s also hints of vulnerability and genuine tenderness in her stern headmistress of the bedroom, which Wilde slips in just slyly enough to let the presence of a heart peek through all the brainy brashness and hormone overload. — David Fear, Rolling Stone, 30 July 2026

Octopuses are as clever, in their own way, as such famously brainy animals as crows, dolphins or chimpanzees. — Cody Cottier, Scientific American, 29 July 2026

Reese Witherspoon, who originated the role of the brainy blonde in the 2001 feature and its 2003 sequel, serves as an executive producer. — Erin Jensen, USA Today, 1 July 2026

He gets reacquainted 15 years later with his Sword of Power along with childhood chum Teela (Camila Mendes), who’s brainier and brawnier than the majority of the guys, and his former Man-at-Arms Duncan (Idris Elba), the former protector of Adam’s family. — Randy Myers, Mercury News, 3 June 2026