not responsible for a crime or wrongdoing; (law) not guilty

to fail to live up to expectations, kindness, or favor; to disappoint

Koo Chen-fu (1917-2005), Taiwanese businessman and diplomat

to be so evil that even death is an insufficient punishment

Ku Hung-ming or Gu Hongming (1857–1928), Malaysian writer known for his English-language works and defense of Qing dynasty monarchy

people who are not guilty of a crime or who have no involvement in the wrongdoing being discussed

to willfully slaughter the innocent

to harm the innocent