貫く

1. Origins, structure, and basic meaning

• Structure: 貫く (つらぬく) adds okurigana く to penetration 貫, forming a verb for carrying through or piercing.
• Basic usage: It applies to maintaining a conviction to the end and to an arrow passing through a board.

2. Common pitfalls and similar expressions

• Figurative resolve and physical penetration
  • A conviction as object yields “carry through,” while a solid object as target yields the literal sense “pierce.”