bí danh

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The Vietnamese word "bí danh" is a noun that means "alias" or "code name." It refers to a name that someone uses instead of their real name, often for reasons of secrecy or to create a specific identity.

Usage Instructions:

You use "bí danh" when you want to talk about a name that is not the person's official name. This can be in contexts like espionage, literature, or even in everyday situations when someone wants to keep their identity private.

Example:

• In a sentence: "Anh ấy có một bí danh rất thú vị: 'Rồng Đen'." (He has a very interesting alias: 'Black Dragon'.)

Advanced Usage:

In a more formal context, especially in military or organizational settings, "bí danh" is used to designate a unit, operation, or mission. For example: - Phrase: "Đặt bí danh cho đơn vị" means "to give a code name to an army unit."

Word Variants:

• Bí mật: This word means "secret" and is related to "bí danh" in the sense that an alias is often used to keep something secret.
• Danh: This means "name" in Vietnamese. It's a component of "bí danh" and helps in understanding its meaning.

Different Meanings:

While "bí danh" primarily refers to an alias or code name, it can also imply a nickname in colloquial usage. For example, a person might have a "bí danh" that their friends use in casual conversation.

Synonyms:

• Biệt danh: This is another word that means "nickname" and is often used interchangeably with "bí danh" in informal contexts. However, "biệt danh" usually refers more to casual nicknames rather than secretive or formal aliases.

Academic

noun

1. Alias, code name
   • đặt bí danh cho đơn vị
     to give a code name to an army unit