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unpardonable Synonyms

Another word for unpardonable

Choosing another word for unpardonable that fits your sentence is easier when synonyms and similar words are paired with an exact adjective definition and ranked by match strength.
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• adjective (Context 1)

So severe, offensive, or wrong that it cannot be forgiven, excused, or justified.

Usage Example

"Leaving the confidential medical files unlocked in the public waiting room was an unforgivable breach of professional ethics."

Strongest
unforgivable
inexcusable
indefensible
Strong
unjustifiable
intolerable
reprehensible
inexpiable
irremissible

Opposites of unpardonable

The opposite of unpardonable shifts depending on context. Common opposites include:

pardonable
forgivable
excusable
justifiable
defensible
venial
understandable
See all opposites of unpardonable

• Nearby Words

unpalatable
unpapered
unparalleled
unpardonable
unpardonably
unpardoned
unpassable

Cite this Entry

Wordmom. (2026). Synonyms for Unpardonable. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/unpardonable
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