irreparable
/ɪˈɹɛp(ə)ɹəbəl/ adjective C2- Incapable of being repaired, amended, cured or rectified; unrepairable.
From the library
“Sire, I believe it to be most urgent, but I hope, by the speed I have used, that it is not irreparable.”
For that reason I turned away from you this evening when you upset my books, for I was in danger at the time, and any show of surprise and emotion upon your part might have drawn attention to my identity and led to the most deplorable and irreparable results.
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