偉人

1. Origins, structure, and basic meaning

• Structure: 偉人 (いじん) combines greatness 偉 and person 人 to denote an eminent historical figure.
• Basic usage: It refers to people honored in local exhibitions or children's books about science.

2. Common pitfalls and similar expressions

• Achievement beyond fame
  • 偉人 implies admired accomplishment or influence, not merely that the person is widely recognizable.