Word Guide

发誓: meaning, pinyin, and usage

Learn the meaning, pinyin, and common usage of "发誓" in Chinese.

Learning Chinese Word: 发誓
Reader Guide

What this article covers

Use this guide to get the core meaning of the word before you read the full explanation and examples.

1 1. Basic Information 2 2. In-depth Explanation 3 3. Example Sentences 4 Cultural Notes 5 Conclusion

Understanding "发誓" - Chinese Word Explanation

1. Basic Information

  • Word: 发誓
  • Pinyin: fā shì (often written as one word: fāshì)
  • Literal Meaning: “to utter an oath” or “to send out a vow”
  • Primary Meaning: to swear, to vow, to pledge, to take an oath

2. In-depth Explanation

  • Context and Usage:
    发誓 is used when someone makes a serious promise, either to themselves, to another person, or to a higher power. It expresses strong commitment or determination. In daily conversation, it can also be used for emphasis, similar to saying “I swear…” in English.
    For example, a person might say 我发誓我没有说谎 (“I swear I didn’t lie”) to strongly deny something. It can also be used before a promise of future action, such as vowing to protect someone or to succeed.
    In tone, 发誓 is stronger than simply saying “I promise” (承诺). It often implies a deep personal commitment, and sometimes carries emotional weight, such as frustration, sincerity, or determination.

  • Character Breakdown:

  • (fā): This character means “to send out,” “to emit,” or “to utter.” In the context of 发誓, it means “to make” or “to utter.”
  • (shì): This character means “oath,” “vow,” or “pledge.” It refers to a solemn promise.
    Together, 发誓 literally means “to utter an oath,” which naturally translates as “to swear” or “to vow.”

3. Example Sentences

  • Chinese: 我发誓我没有说谎。
  • Pinyin: Wǒ fāshì wǒ méiyǒu shuōhuǎng.
  • English: I swear I didn’t lie.

  • Chinese: 他发誓要保护她。

  • Pinyin: Tā fāshì yào bǎohù tā.
  • English: He vowed to protect her.

  • Chinese: 别随便发誓,要做到。

  • Pinyin: Bié suíbiàn fāshì, yào zuò dào.
  • English: Don’t swear casually; you have to keep your word.

Cultural Notes

In Chinese culture, making an oath has traditionally been a serious matter. People might swear “by heaven” (对天发誓, duì tiān fāshì) to show that they are telling the truth or that they will fulfill a promise. There is also the expression 发毒誓 (fā dúshì), meaning “to make a poisonous vow,” which is an extreme oath in which a person calls a curse or punishment upon themselves if they break the promise. In modern everyday Chinese, however, 发誓 is often used more lightly, such as saying “I swear!” to emphasize a point. In formal legal settings, the word 宣誓 (xuānshì) is more common for taking an official oath, while 发誓 is generally used for personal promises or strong declarations.

Conclusion

Remember that 发誓 means “to swear” or “to vow.” The character 发 adds the sense of “uttering” or “making” a statement, while 誓 means “oath” or “vow.” Use 发誓 when you want to express a strong promise or emphasize that you are telling the truth. It is a powerful word, so use it seriously, especially in Chinese cultural contexts where oaths carry meaningful weight.

Editorial note: This page was last updated on September 2, 2026. Hanzi Explorer publishes English-language guides to Chinese vocabulary, reading, and culture. Learn more about the site. Review the editorial policy.
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