Definitions

impeccable

[im-pek-uh-buhl] / ɪmˈpɛk ə bəl /

ADJECTIVE

above suspicion; flawless

Synonyms

STRONGEST

exquisite immaculate precise unblemished

WEAK

A-okay accurate aces apple-pie clean correct errorless exact faultless fleckless incorrupt infallible innocent irreproachable nice note-perfect on-target perfect pure right sinless stainless ten unerring unflawed unimpeachable

Antonyms

STRONGEST

flawed imperfect

WEAK

blemished corrupt defective suspicious wrong

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Anthony would marry again, this time to a woman who was a Dutch burgher of impeccable standing.

From The Wall Street Journal • May 19, 2026

Their impeccable hearing and quick thinking were rewarded by the Austrian emperor, who bestowed the pretzel bakers with their own coat of arms featuring two lions holding a massive pretzel.

From Salon • Apr. 28, 2026

Noted for her impeccable technique and musical insight, she played for five US Presidents - even performing a four-hand Mozart duet with Harry Truman at the White House.

From BBC • Apr. 23, 2026

Tim Cook is leaving Apple the way he ran it — with precision, grace and impeccable timing.

From MarketWatch • Apr. 21, 2026

Kaz watched the brigantine surge across the water toward Ketterdam, to safety, to a fortress built on Van Eck’s impeccable mercher reputation.

From "Six of Crows" by Leigh Bardugo

Vocabulary lists containing impeccable

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