bài

/baːj˧˧/
nounBeginner
formal

A lesson or class, typically in an educational context.

Hôm nay anh có bài học toán.

Today, he has a math lesson.

💡

Often used in the context of school or formal education.

formal

A task or assignment, often given as homework or in a professional setting.

Giáo viên giao bài tập về nhà.

The teacher assigned homework.

💡

Can refer to both academic and professional tasks.

informal

A piece of music, especially in traditional Vietnamese music.

Anh ấy chơi một bài nhạc cổ.

He played an old traditional song.

💡

In this context, it refers to a musical composition.

Collocations

bài họclessonbài tậpexercise, homeworkbài hátsong

Synonyms

Antonyms

Related Phrases

bài kiểm traphrase
test, exam
bài thiphrase
exam, test

💡Pro Tip

Context Matters

The meaning of 'bài' heavily depends on the context. In education, it refers to lessons or homework, while in music, it refers to songs or compositions.

Gold Rule

Formal vs. Informal

In formal contexts, 'bài' is often used for educational purposes, while in informal contexts, it can refer to music or general tasks.

📖Word Origin

Derived from Sino-Vietnamese 'bài' (牌), originally referring to a card or a piece of writing, later extended to mean a lesson or task.

📝Usage Notes

The word 'bài' is versatile and can refer to educational lessons, assignments, or musical pieces depending on context. In formal settings, it often relates to education, while in informal contexts, it can refer to music.

Word Breakdown

bài
lesson, task, or piece
root
Noted on May 2, 2026VIEN