忧虑 (yōu lǜ): 걱정하다.

Seeing her son work overtime late into the night every day, the mother was filled with worry, afraid that his health would suffer.

Facing rising housing prices, many young people feel anxious about the future, not knowing when they will be able to afford their own home.

The doctor's words dispelled the patient's worries, and he decided to actively cooperate with the treatment and strive for an early recovery.

Hearing the news that a typhoon was about to make landfall, residents in coastal areas were all very worried and began to stock up on food and water.