恨む

1. Origins, structure, and basic meaning

• Structure: Written 恨む and read うらむ, it means resenting or blaming someone or something over a lasting grievance.
• Basic usage: It is used for a friend who broke a promise or for blaming bad luck.

2. Common pitfalls and similar expressions

• More lasting than momentary anger
  • The feeling lingers as grievance rather than flaring only for an instant.