pitiless Synonyms

unpitying unkind remorseless ruthless strict stony stern severe savage heartless relentless obdurate murderous merciless mean-spirited tough unsympathetic uncompromising uncompassionate stony-hearted uncaring inhumane unforgiving sadistic barbaric uncharitable vicious unsparing unrelenting unmerciful unfeeling iron-fisted insensitive inhuman demoniac cutthroat cruel cold-hearted cold-blooded cold closefisted callous brutish brutal bowelless bloodthirsty bestial despotic draconian feral