Words similar to unpardonable

Example sentences for: unpardonable

How can you use “unpardonable” in a sentence? Here are some example sentences to help you improve your vocabulary:

Sometimes Skeat's tactic when confronted, either with evidence of error--which occurred very rarely indeed--or with a complaint about his overbearing lack of tolerance of those who knew less than he or had committed the unpardonable sin of failing to have both his books and the latest fascicle of the OED at hand, was to go all soft with humility.
Media stories also contain unpardonable hints that Charles is tired of the shadow of his mother, Queen Elizabeth II, and actually wants to be king someday.