flawless

adjective

flaw·​less ˈflȯ-ləs 

1

: having no flaw or imperfection : perfect

a flawless performance

flawless beauty

flawless diction

The decor is elegant, the service is flawless and the food is exquisite.

—Anthony Dias Blue

2

of a gemstone : free of defects : having no internal flaws

Some diamond experts dispute that a set diamond can be truly flawless, saying it can be only internally flawless …

—Jonathan S. Paul

flawlessly adverb

performed flawlessly

You know the moments: a computer that has worked flawlessly for as long as you can remember stubbornly refuses to boot one morning.

—Personal Computer

flawlessness noun

The trouble with having spectacular diamonds for the night was finding an ensemble worthy of such flawlessness.

—Plum Sykes

Synonyms of flawless

• perfect
• ideal
• excellent
• immaculate
• superb

Examples of flawless in a Sentence

a flawless performance of the piano concerto

Recent Examples on the Web

That moment may tell you more about its readiness for your business than another flawless result. — Lloyd Marino, Forbes.com, 6 Nov. 2026

Special mention needs to be made of the in-room technology, which is flawless. — Condé Nast, Condé Nast Traveler, 6 Nov. 2026

And, by the looks of premiere photos, her complexion was juicy, plump, and flawless. — Kyra Surgent, InStyle, 4 Nov. 2026

That kind of multiple demands absolute perfection, and recent weeks have shown exactly what happens to heavily weighted tech names that fail to deliver a flawless quarter, Alphabet and Amazon among them. — Michael Khouw, CNBC, 2 Nov. 2026

Word History

First Known Use

1659, in the meaning defined at sense 2

Rhymes for flawless

• aulus
• lawless
• solace
• squalus