bởi vậy

bởi vậy

Trời mưa to, bởi vậy chúng tôi quyết định ở nhà.

Definition

Conjunction: - Therefore, so, consequently: Used to indicate a logical conclusion or result derived from a previously stated reason or cause. It connects a cause (stated before) with its effect or consequence.

Usage
  • Position in Sentence: Typically placed at the beginning of a clause that states the result. It often follows a clause explaining the reason.
  • Function: Expresses cause and effect. The part before states the cause; the part after states the effect.
Usage Examples
  • Connecting Clauses:
    • Trời mưa to. Bởi vậy, chúng tôi quyết định ở nhà. (It was raining heavily. Therefore, we decided to stay home.)
    • Anh ấy không chăm chỉ học tập. Bởi vậy, anh ấy đã trượt kỳ thi. (He didn't study hard. Consequently, he failed the exam.)
  • Within a Single Sentence:
    • Tôi rất bận, bởi vậy tôi không thể đi dự tiệc. (I am very busy, so I cannot attend the party.)
Advanced Usage
  • Formal vs. Informal: is considered slightly more formal or literary than synonyms like or . It is common in both writing and formal speech.
  • Emphatic Use: It can be used for emphasis to clearly mark a logical conclusion.
    • Mọi bằng chứng đều chỉ về anh ta. Bởi vậy, không còn nghi ngờ gì nữa. (All the evidence points to him. Therefore, there is no more doubt.)
Variants and Related Words
  • Vậy nên (conj): Therefore, so. A very common and slightly less formal synonym.
  • Cho nên (conj): Therefore, so. Another extremely common synonym.
  • Do đó (conj): Because of that, therefore. Often used in formal and academic contexts.
  • Thế nên (conj): And so, therefore. Similar in meaning and usage.
  • Bởi thế (conj): An older or more literary variant with the same meaning as .
Synonyms
  • Vì vậy (conj): For that reason, therefore.
  • Nên (conj): So, therefore. (Note: can also be a modal verb meaning "should").
  • Thành ra (conj): So, as a result (can sometimes imply an unintended consequence).
Related Phrases
  • Chính bởi vậy (phrase): Precisely for that reason, that is exactly why. Used for stronger emphasis.
    • Anh ấy luôn trung thực. Chính bởi vậy mọi người đều tin tưởng anh. (He is always honest. That is exactly why everyone trusts him.)