Videohoa kỳ

Learn how to correctly use the word hoa kỳ in Vietnamese. This formal proper noun is the official way to refer to the United States of America in diplomatic, news, and professional contexts. Understanding the distinction between this term and more informal variants is essential for polite communication. This lesson covers the full official name, nationality terms, and practical examples of the word in sentences. We also contrast it with common daily terms to help you choose the right level of formality. Watch this lesson to master the formal name for the USA in Vietnamese.