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 …

—The New York Times Style Magazine

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

• absolute
• faultless
• ideal
• immaculate
• impeccable
• indefectible
• irreproachable
• letter-perfect
• perfect
• picture-book
• picture-perfect
• seamless
• unblemished

Examples of flawless in a Sentence

a flawless performance of the piano concerto

Recent Examples on the Web

First, this coverlet was flawless upon unpacking and fit very well, even on a thick mattress. —Rebecca Jones, Southern Living, 17 Feb. 2025

Arne Slot has built his flawless Liverpool side on Virgil van Dijk and Ibrahima Konate. —Liam Tharme, The Athletic, 14 Feb. 2025

Keira Knightley is flawless as Lizzie Bennet, bringing sharp wit and sparkling intelligence to one of literature’s most iconic heroines, and her chemistry with MacFayden spawned one of the most enduring love stories ever put to screen. —Janey Tracey, EW.com, 7 Feb. 2025

In Normal driving mode the 2025 Tucson's traction-sensing system was flawless, finding the one or two wheels with grip and sending power to them in an instant. —Kristan Hawkins, Newsweek, 6 Feb. 2025

Word History

First Known Use

1659, in the meaning defined at sense 2