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impeccable Antonyms

Opposite of impeccable

Because the opposite of impeccable shifts with each meaning, the 11 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

In accordance with the highest standards of propriety or quality; completely free from fault, error, or flaw.

Usage Example

"The diplomat was widely admired for her flawed manners and fluency in four languages."

Strongest
flawed
imperfect
faulty
Strong
defective
blemished
shoddy
sloppy

• adjective (Context 2)

Not liable to sin; incapable of moral wrongdoing (primarily in theological contexts).

Usage Example

"Early church theologians debated whether the soul could become truly peccable in its earthly life."

Strongest
peccable
sinful
fallible
Strong
corrupt

Similar words to impeccable

Words similar to impeccable shift depending on context. Common synonyms include:

flawless
faultless
sinless
impeccant
immaculate
irreproachable
unblemished
spotless
See all synonyms of impeccable

Cite this Entry


Wordmom. (2026). Antonyms for Impeccable. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/impeccable
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