行使

1. Origins, structure, and basic meaning

• Structure: 行使 (こうし) combines action 行 and use 使 to denote exercising a right or authority.
• Basic usage: It covers casting a vote at a meeting and using official power with responsibility.

2. Common pitfalls and similar expressions

• Possessing a right versus exercising it
  • A person may hold authority without acting; 行使する specifically states that the right or power is put into effect.