Synonyms of brain

brain 1 of 2

noun

ˈbrān 

1

as in genius

a very smart person

the brains all sit together at lunch

Synonyms & Similar Words

• genius
• wizard
• intellect
• thinker
• nerd
• whiz
• brainiac
• geek
• intellectual
• wiz
• blue
• savant
• sage
• master
• virtuoso
• polymath
• Renaissance man
• natural
• highbrow
• bluestocking
• polyhistor
• ace
• longhair
• crackerjack

Antonyms & Near Antonyms

• idiot
• moron
• pinhead
• dummy
• imbecile
• dope
• dolt
• blockhead
• dunce
• dumbbell
• knucklehead
• goon
• numskull
• illiterate
• hammerhead
• know-nothing
• dodo
• nitwit
• ignoramus
• fathead
• ass
• lowbrow
• fool
• half-wit
• donkey
• philistine
• snake
• heel
• beast
• creep
• jackass
• clown
• skunk
• louse
• jerk
• cretin
• cur
• stinker
• cad
• boor
• lout
• anti-intellectual
• churl

2

as in intelligence

often brains plural the ability to learn and understand or to deal with problems

you have the brains to figure out that problem on your own

Synonyms & Similar Words

• intelligence
• intellect
• sense
• reason
• brainpower
• talent
• smarts
• mentality
• intellectuality
• gray matter
• insight
• headpiece
• wisdom
• aptitude
• mind
• perception
• brilliance
• skull
• intellectualism
• alertness
• judgment
• acumen
• discernment
• perspicacity
• apprehension
• braininess
• common sense
• astuteness
• horse sense
• wit
• discriminability
• sagacity
• highbrowism
• head
• percipience
• eggheadedness
• mother wit
• sapience

Antonyms & Near Antonyms

• density
• dullness
• idiocy
• dumbness
• slowness
• feeblemindedness
• stupidity
• imbecility
• denseness
• foolishness
• dopiness
• fatuity
• senselessness
• doltishness
• simpleness
• half-wittedness

3

as in mind

the part of a person that feels, thinks, perceives, wills, and especially reasons

I'd love to get inside his brain and experience the world as he experiences it

Synonyms & Similar Words

• mind
• psyche
• head
• intellect
• intelligence
• cerebrum
• skull
• thinker
• wisdom
• brilliance
• perception
• insight
• wit
• consciousness
• gray matter
• reason
• judgment
• noodle
• awareness
• alertness
• mentality
• loaf
• acumen
• belfry
• sagacity
• cognizance
• perspicacity
• sapience
• astuteness
• self-awareness
• self-consciousness

brain

2 of 2

verb

as in to skull

Related Words

• skull
• bean
• conk
• cane
• spear
• club
• sap
• stab
• switch
• cudgel
• slash
• cream
• flail
• knee
• deck
• lash
• whip
• sledge
• floor
• butt
• thrash
• kick
• bump
• stroke
• sledgehammer
• push
• level
• tap
• flog
• fell
• dump
• knock down
• poke
• jab
• bowl (down or over)
• shove
• sucker punch
• jostle
• flick
• stamp
• prod
• rabbit-punch
• box
• pepper
• clock
• chop
• rough
• batter
• bunt
• lick
• zap
• cuff
• pummel
• slug
• clout
• hit
• buffet
• mangle
• smack
• bat
• whack
• belt
• bung
• sock
• punch
• whale
• knock
• pelt
• bop
• maul
• bob
• tag
• paste
• crack
• rap
• clap
• lace
• bonk
• smite
• clip
• slap
• scuff
• hammer
• bludgeon
• bang
• thump
• nail
• pommel
• bust
• swipe
• wallop
• drub
• clobber
• pound
• slam
• strike
• swat
• thwack
• bash
• lambaste
• slog
• beat
• biff

Example Sentences

Recent Examples of brain

Noun

Finch was diagnosed with thyroid cancer in 2011 and, more recently, an aggressive form of brain cancer. — Nina Corcoran, Pitchfork, 19 July 2026

Jennifer Finch, bassist, singer and songwriter for the veteran indie-rock band L7, died Saturday after a battle with an aggressive form of brain cancer, according to a statement from the band’s rep. — Jem Aswad, Variety, 19 July 2026

Verb

Koffman said people who carry risk factors for cognitive decline or who are particularly concerned about their brain health should speak with their primary care doctors, who can refer them to brain health specialists, like a neurologist. — Sandra Rose Salathe, Flow Space, 21 Nov. 2025

The data came from the Human Connectome Project, an existing database that studies brain connectivity. — Lindsey Leake, NBC news, 8 Oct. 2025