unbowed
From Longman Dictionary of Contemporary Englishunbowedun‧bowed /ʌnˈbaʊd/ adjective [not before noun] not willing to give up or accept defeat – used especially in news reports After the fight, Ali was bloody but unbowed.Examples from the Corpusunbowed• The great man was bloody but unbowed.bloody but unbowed• The great man was bloody but unbowed.