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

Amigo swept both the four-judge jury and the public Facebook vote for a flawless costume entry with a knight-like look. — ABC News, 16 Aug. 2026

Ogbogu often isn’t the tallest player at the net at 6-2, but her technique is flawless. — Dan Arritt, Oc Register, 15 Aug. 2026

His 49ers’ debut was far from flawless, but playing tackle football meant a lot considering his past year. — Cam Inman, Mercury News, 15 Aug. 2026

John Stewart — one of the most physically flawless humans to ever walk the planet Earth (and played quite credibly by Aaron Pierre) — can’t get no respect. — Ben Travers, IndieWire, 14 Aug. 2026

Word History

First Known Use

1659, in the meaning defined at sense 2

Rhymes for flawless

• aulus
• lawless
• solace
• squalus