Definition

1. Conjunction:
   • Therefore / So / Thus: Used to introduce a logical conclusion or result based on a previously stated reason or situation. It connects a cause and its effect.

Usage Examples

• Conjunction:
  • Trời mưa to, vậy nên chúng tôi ở nhà. (It was raining heavily, so we stayed home.)
  • Cô ấy chăm chỉ và thông minh, vậy nên cô ấy đỗ đại học. (She is hardworking and smart, therefore she passed the university entrance exam.)
  • Tôi không có tiền, vậy nên tôi không thể mua nó. (I have no money, so I cannot buy it.)

Advanced Usage

• Used at the beginning of a sentence to refer back to a previous idea or the general context of a conversation.
  • Vậy nên, bạn hiểu tại sao tôi buồn rồi chứ? (So, you understand why I'm sad now, right?)

Variants and Related Words

• Cho nên (conj): Therefore, for that reason. A very close synonym.

  • Anh ấy thành thật, cho nên ai cũng tin. (He is honest, so everyone trusts him.)

• Vì vậy (conj): Because of that, therefore. Slightly more formal.

  • Đường bị tắc, vì vậy tôi đến muộn. (The road was blocked, therefore I was late.)

Synonyms

• Therefore: For that reason.
• So: Consequently.
• Thus: As a result.
• Hence: From this fact.

Related Phrases

• Thế nên: A common colloquial contraction of "vậy nên" with identical meaning.
  • Nó không nghe lời, thế nên mới bị phạt. (He didn't listen, so he got punished.)