Matricide (noun)

The act of killing one's own mother.

Origin:

From latin matricida, from mater "mother" + -cide "to kill".

Examples:

1. The crime of matricide is considered to be one of the most heinous acts imaginable.
2. The suspect was arrested for matricide, after allegedly confessing to killing his mother.
3. The case of matricide shocked the community, as the perpetrator was a well-respected member of society.
4. The psychological profile of a matricide can be complex, with many possible motivations for the crime.
5. The matricide was sentenced to life in prison for his crime.