Legalized killing refers to the act of taking another person's life with the sanction of the law. This can be done for various purposes, such as punishment for a crime, self-defense, and euthanasia. There are many different synonyms for the term legalized killing, including capital punishment, execution, assassination, homicide, euthanasia, and mercy killing. The specific word used often depends on the context in which the killing is taking place. For example, capital punishment and execution are typically used when referring to the legal killing of someone who has been convicted of a crime, while euthanasia and mercy killing are more often associated with situations involving end-of-life care. Regardless of the specific term used, legalized killing remains a highly contentious issue that raises important ethical and moral questions.