Definition

1. Adverb:
   • Suddenly, unexpectedly, all of a sudden: "bất chợt" describes an action or event that happens in an instant, without prior warning or expectation. It emphasizes the abrupt and surprising nature of the occurrence.

Usage Examples

• Adverb:
  • Trời đang nắng, bất chợt đổ mưa. (The sun was shining, then it suddenly started to rain.)
  • Tôi bất chợt nhớ ra tên của anh ấy. (I suddenly remembered his name.)
  • Bất chợt, cô ấy xuất hiện trước cửa. (All of a sudden, she appeared at the door.)

Advanced Usage

• "bất chợt + Verb": This is the most common structure, where "bất chợt" directly modifies a verb to indicate the suddenness of the action.
  • Anh ấy bất chợt dừng lại. (He stopped abruptly.)
• Used at the beginning of a sentence: "Bất chợt" can be placed at the start of a sentence, followed by a comma, to set the scene for a sudden event.
  • Bất chợt, một ý tưởng lóe lên trong đầu tôi. (Suddenly, an idea flashed in my mind.)

Variants and Related Words

• Đột nhiên (adv): Suddenly, abruptly. This is a very close synonym, often interchangeable with "bất chợt," though "bất chợt" can sometimes feel slightly more literary or poetic.
• Thình lình (adv): All of a sudden, unexpectedly. Similar in meaning, often used for sudden, startling events.
• Bỗng nhiên (adv): Suddenly, all at once. Another common synonym.

Synonyms

• Suddenly: Happening quickly and without warning.
• Unexpectedly: In a way that was not anticipated.
• Abruptly: Suddenly and sharply.
• Out of the blue: Informal idiom meaning completely unexpectedly.

Related Phrases

• Một cách bất chợt: In a sudden manner. This phrase reinforces the adverbial meaning.
  • Cơn gió thổi đến một cách bất chợt. (The wind blew in suddenly.)

Related Idioms

• Đến bất chợt: To arrive/appear suddenly.
  • Vị khách đến bất chợt khiến mọi người ngạc nhiên. (The guest's sudden arrival surprised everyone.)
• Nghĩ bất chợt: To have a sudden thought.
  • Tôi nghĩ bất chợt về quê hương. (I suddenly thought of my homeland.)

1. All of a sudden
   • bất chợt nghĩ ra điều gì
     all of a sudden something occurs (to somebody)