弑母
Matricide \Mat"ri*cide\, n. [L. matricidium; mater mother + coedere to kill, slay: cf. F. matricide. See {Mother}, and cf. {Homicide}.] 1. The murder of a mother by her son or daughter. 2. [L. matricida: cf. F. matricide.] One who murders one's own mother.
matricide n 1: a person who murders their mother 2: murder of your mother