noun
Legal term for the killing of one's own parent or grandparent. Rare in everyday conversation; mostly encountered in legal or historical contexts.
尊属殺人は刑法で重く罰せられる。
Parricide is severely punished under criminal law.
Compound of 尊属 (そんぞく, 'ascendant') and 殺人 (さつじん, 'murder'). The exact historical derivation is uncertain; the term is a modern legal coinage.