unapologetic Synonyms

no apology unforgivable unabashed long-standing unashamed out-and-out unyielding utter unscrupulous unregenerate unmerciful unembarrassed unpardonable confirmed unregretting not sorry unrepenting unregretful unreformed uncontrite unremorseful unrepentant nonapologetic long-established hardhearted dyed-in-the-wool unblushing thorough shameless excuseless established defying defiant complete cheeky callous brazen blatant barefaced audacious hardened harsh immodest remorseless obdurate irremissible inveterate inexcusable indefensible incurable