Euthanasia or mercy killing is the act of painlessly killing someone or allowing them to die. Also there are many different variations of euthanasia listed below

1)Voluntary Euthanasia- Voluntary request to be helped to die

2)Involuntary Euthanasia- Ending a persons life without consent

3)Assisted Suicide- Suicide with the aid of another person

4)Active Euthanasia-Ending someone life with the use of drugs. Can be alone or with aid

5)Passive Euthanasia-Ending someones life be removing things necessary to life