英雄

1. Origins, structure, and basic meaning

• Structure: 英雄 (えいゆう) is a person noun for a hero.
• Basic usage: 英雄は村を救った presents the hero as a character; 彼を英雄として迎える describes the status others assign him.

2. Common pitfalls and similar expressions

• Hero as character and role with として
  • The first use names the person directly, while として marks the capacity in which the person is welcomed.