Murder of a brother

A. Patricide

B. Regicide

C. Homicide

D. Fratricide

Answer: Option D

Solution(By Examveda Team)

One word substitute is Fratricide.

Patricide: the killing of one's father.
Regicide: the action of killing a king.
Homicide: the killing of one person by another.
Fratricide: the killing of one's brother or sister.