Synonyms of brilliant

brilliant 1 of 2

adjective

ˈbril-yənt 

1

as in dazzling

giving off or reflecting much light

a brilliant chandelier graces the hotel lobby

Synonyms & Similar Words

• dazzling
• luminous
• shining
• glowing
• bright
• shiny
• splendid
• radiant
• gleaming
• sparkling
• lustrous
• shimmering
• flashing
• clear
• blazing
• refulgent
• flickering
• effulgent
• lucid
• incandescent
• glittering
• glistening
• lucent
• blinding
• polished
• lambent
• fiery
• fulgent
• beaming
• burning
• bedazzling
• shined
• flaming
• sheeny
• candescent
• sunny
• ardent
• scintillating
• glaring
• twinkling
• winking
• red-hot
• glancing
• shimmery
• scintillant
• burnished
• gemmy
• flaring
• glimmering
• glinting
• combusting
• aglitter
• superbright
• agleam
• ablaze
• glistering
• coruscant
• ultrabright

Antonyms & Near Antonyms

• dull
• lackluster
• dim
• dark
• obscure
• gloomy
• somber
• dusky
• darkened
• blackened
• murky
• obscured
• darkish
• unbrilliant
• shadowy
• darkling
• unlit
• lightless
• pitch-dark
• pitch-black
• unbright
• dimmed
• darksome
• shady
• cloudy
• pale
• gray
• tenebrous
• leaden
• shadowlike
• sunless
• palish

2

as in clever

having or showing quickness of mind

a brilliant boy who left for college at the age of 16

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

3

as in prominent

likely to attract attention

a brilliant example of government waste

Synonyms & Similar Words

• prominent
• noticeable
• remarkable
• dramatic
• commanding
• impressive
• striking
• marked
• outstanding
• conspicuous
• interesting
• pronounced
• showy
• emphatic
• flamboyant
• bold
• noisy
• arresting
• catchy
• eye-catching
• visible
• loud
• distinguished
• notable
• splashy
• noteworthy
• bodacious
• spectacular
• fascinating
• highlighted
• recognizable
• salient
• kenspeckle
• glaring
• discernible
• eminent
• grabby
• detectable
• perceptible
• observable
• fancy
• extravagant
• ornate
• gaudy
• tawdry
• meretricious
• flashy
• riveting
• enthralling
• flagrant
• glitzy
• garish
• pretentious
• jazzy
• engrossing
• screaming
• absorbing
• swank
• opulent
• ostentatious
• overwrought
• florid
• spotlighted
• howling
• glittery
• overdone
• highfalutin

Antonyms & Near Antonyms

• subtle
• unremarkable
• inconspicuous
• unobtrusive
• unnoticeable
• hidden
• obscure
• unshowy
• faint
• unflamboyant
• unemphatic
• dim
• concealed
• simple
• unimportant
• insignificant
• shrouded
• undistinguished
• modest
• unaffected
• unpretentious
• unassuming
• quiet
• conservative
• plain
• understated
• subdued
• restrained
• muted
• unflashy
• toned-down

brilliant

2 of 2

noun

as in gem

a usually valuable stone cut and polished for ornament

the diamond cutter set out an array of brilliants to show the various ways the diamond could be cut

Synonyms & Similar Words

• gem
• jewel
• rock
• jewelry
• gemstone
• bauble
• cameo
• trinket
• bijou
• scarab
• solitaire
• baguette
• zircon
• rhinestone
• crown jewels
• cabochon
• paste
• birthstone
• teardrop

Antonyms & Near Antonyms

• rough

Synonym Chooser

How does the adjective brilliant differ from other similar words?

Some common synonyms of brilliant are bright, luminous, lustrous, and radiant. While all these words mean "shining or glowing with light," brilliant implies intense often sparkling brightness.

When could bright be used to replace brilliant?

While in some cases nearly identical to brilliant, bright implies emitting or reflecting a high degree of light.

When is it sensible to use luminous instead of brilliant?

While the synonyms luminous and brilliant are close in meaning, luminous implies emission of steady, suffused, glowing light by reflection or in surrounding darkness.

When would lustrous be a good substitute for brilliant?

The words lustrous and brilliant can be used in similar contexts, but lustrous stresses an even, rich light from a surface that reflects brightly without glittering.

Where would radiant be a reasonable alternative to brilliant?

Although the words radiant and brilliant have much in common, radiant stresses the emission or seeming emission of rays of light.

Example Sentences

Recent Examples of brilliant

Adjective

Cancun, Mexico's premier tourist destination since 1974, continues to captivate visitors with its pristine white sands, brilliant turquoise waters, and access to Mayan cultural sites. — Forbes Travel Guide, Forbes.com, 17 July 2026

The piece features both white and yellow diamonds in brilliant and pear cuts. — Hannah Malach, InStyle, 16 July 2026

His brilliant work and my brother’s life started to merge unconsciously for me. — Josh Penn Soskin, Variety, 16 July 2026

One month later, failing to improve the team for one of the rare times in his brilliant career, Andrew Friedman struck out. — Los Angeles Times, 16 July 2026