Definition

1. Adjective:
   • Sleepy, drowsy: The state of feeling a strong need or desire to sleep. It describes the physical sensation that precedes falling asleep.

Usage Examples

• Adjective:
  • Tôi cảm thấy rất buồn ngủ. (I feel very sleepy.)
  • Cô ấy ngáp vì buồn ngủ. (She is yawning because she is drowsy.)
  • Đừng lái xe khi bạn buồn ngủ. (Don't drive when you are sleepy.)

Advanced Usage

• "buồn ngủ lắm": very sleepy.

  • Sau một ngày dài, tôi buồn ngủ lắm. (After a long day, I am very sleepy.)

• "cơn buồn ngủ": a wave of sleepiness, a sleepy spell.

  • Một cơn buồn ngủ ập đến giữa buổi họp. (A wave of sleepiness hit during the meeting.)

Variants and Related Words

• Buồn (adj): sad. (Note: While "buồn" alone means "sad," in "buồn ngủ" it takes on a physical sensation meaning.)
• Ngủ (v): to sleep.

Synonyms

• Sleepy: needing or ready for sleep.
• Drowsy: feeling sleepy and lethargic.
• Somno lent: inclined to or heavy with sleep.

Related Idioms

• Buồn ngủ gặp chiếu manh: (proverb) Literally "to be sleepy and encounter a torn mat." It means to find a perfect, convenient, or suitable solution to one's immediate need, similar to "to find a perfect fit" or "to find exactly what one needs."
  • Anh ấy vừa đói thì có người mời ăn, đúng là buồn ngủ gặp chiếu manh. (He was hungry and someone invited him to eat; it was truly finding a perfect fit.)

1. Feel sleepy