虚ろ

1. Origins, structure, and basic meaning

• Structure: Spelling: 虚ろ. Reading: うつろ. Core meaning: vacant; hollow.
• Basic usage: Representative examples: 知らせを聞いた彼は、虚ろな目で窓の外を見つめていた / 大切な目標を失った彼女の表情は虚ろだった.

2. Common pitfalls and similar expressions

• Vacancy in eyes and expression
  • Use it in expressions such as 虚ろな目 or 虚ろな表情 for a mentally vacant or hollow appearance. It differs from 空, which can describe a physically empty container or space.