Unpardonable
Part of speech: adjective
Definition: impossible to pardon; impossible to excuse or justify
Unforgivable
Part of speech: adjective
Definition: Not forgivable
Unpardonable as an adjective is impossible to pardon; impossible to excuse or justify while Unforgivable as an adjective is not forgivable
Part of speech: adjective
Definition: impossible to pardon; impossible to excuse or justify
Part of speech: adjective
Definition: Not forgivable
We hope you now know whether to use Unpardonable or Unforgivable in your sentence.