unforgivably

adv

1. In an unforgivable manner.

   “Mr. Dukakis charged that when it came to advising President Reagan on Iran, Mr. Bush was "disastrously and completely and unforgivably wrong."”

   “The astonished Ken Wharfe came by just in time to witness this bizarre spectacle and in an appropriately policemanly manner rebuked the butler for his 'unforgivably disloyal' and 'deeply unprofessional' behaviour.”

   “Specifically, and unforgivably, she restarted the Heathrow Third Runway bandwagon, which had been stalled for more than a decade and even declared dead by most commentators.”