seppuku

Từ điển WordNet v3.1 - WordNet Dictionary

noun

ritual suicide by self-disembowelment on a sword;
practiced by samurai in the traditional Japanese society
• Syn:
harakiri, hara-kiri, harikari
• Regions:
Japan, Nippon, Nihon
• Hypernyms:
suicide, self-destruction, self-annihilation