patricide
Refers to the act of killing one's own father, or a person who commits such an act. Often used in news, literature, or psychological contexts.
The case was widely reported as a patricide.
He was indicted on charges of patricide.
Legal term for murder of a lineal ascendant, including patricide.
Compound of 父親 (father) and 殺し (killing), the nominalized form of 殺す (to kill).