A1 Idiom 비격식체

Khó như lên trời

Difficult as climbing sky

Describing an extremely difficult task.

🌍

문화적 배경

The sky (Trời) is the ultimate authority. Using it in an idiom shows the scale of the problem is beyond human control. In the North, people might use more rustic comparisons like 'khó như nhai thóc', but 'khó như lên trời' is still the most common across all regions. Young people often add 'vãi' or 'thề' (I swear) to the idiom to make it more emphatic and trendy. Classical poets used this imagery to describe the hardships of life or the path to virtue.

💡

Use for emphasis

Don't be afraid to use this when you are genuinely frustrated. It makes you sound very natural and expressive.

⚠️

Avoid in business

In a meeting with a client, use 'thách thức' (challenging) instead of 'khó như lên trời'.

Describing an extremely difficult task.

💡

Use for emphasis

Don't be afraid to use this when you are genuinely frustrated. It makes you sound very natural and expressive.

⚠️

Avoid in business

In a meeting with a client, use 'thách thức' (challenging) instead of 'khó như lên trời'.

🎯

The Sarcastic Twist

Add 'ấy' at the end ('Khó như lên trời ấy!') to sound more like a native speaker when complaining.

💬

Body Language

Often accompanied by a sigh or a slight shake of the head to emphasize the 'impossibility'.

셀프 테스트

Fill in the missing words to complete the idiom.

Học tiếng Việt rất thú vị nhưng đôi khi ____ như ____ trời.

✓ 정답! ✗ 아쉬워요. 정답: khó / lên

The standard idiom is 'khó như lên trời'.

Which situation best fits the use of 'khó như lên trời'?

Chọn tình huống phù hợp:

✓ 정답! ✗ 아쉬워요. 정답: B

Buying a car without money is an extremely difficult/impossible task, fitting the idiom.

Complete the dialogue with the correct phrase.

Lan: 'Cậu làm xong bài tập chưa?' Nam: 'Chưa, bài này ____!'

✓ 정답! ✗ 아쉬워요. 정답: khó như lên trời

Nam is likely complaining about the difficulty of the homework.

Match the idiom to its meaning.

Khó như lên trời có nghĩa là gì?

✓ 정답! ✗ 아쉬워요. 정답: B

It means extremely difficult or nearly impossible.

🎉 점수: /4

시각 학습 자료

Difficulty Levels

Level
Hơi khó A bit hard
Rất khó Very hard
Khó như lên trời Impossible level

연습 문제 은행

4 연습 문제
Fill in the missing words to complete the idiom. Fill Blank A1

Học tiếng Việt rất thú vị nhưng đôi khi ____ như ____ trời.

✓ 정답! ✗ 아쉬워요. 정답: khó / lên

The standard idiom is 'khó như lên trời'.

Which situation best fits the use of 'khó như lên trời'? Choose A2

Chọn tình huống phù hợp:

✓ 정답! ✗ 아쉬워요. 정답: B

Buying a car without money is an extremely difficult/impossible task, fitting the idiom.

Complete the dialogue with the correct phrase. dialogue_completion A1

Lan: 'Cậu làm xong bài tập chưa?' Nam: 'Chưa, bài này ____!'

✓ 정답! ✗ 아쉬워요. 정답: khó như lên trời

Nam is likely complaining about the difficulty of the homework.

Match the idiom to its meaning. situation_matching A1

Khó như lên trời có nghĩa là gì?

✓ 정답! ✗ 아쉬워요. 정답: B

It means extremely difficult or nearly impossible.

🎉 점수: /4

자주 묻는 질문

10 질문

No, it's not rude. It's just informal and expressive. Use it with friends and family freely.

Yes, you can say 'Tính cách anh ấy khó như lên trời' (His personality is extremely difficult/stubborn).

Not really, but you can just say 'Khó quá!' for a simpler version.

Mostly yes, but it can also describe situations or people's attitudes.

The most common opposite is 'Dễ như ăn kẹo' (Easy as eating candy).

Yes, it is used nationwide, though the pronunciation of 'trời' will differ.

No, that is not an idiom and doesn't make sense in Vietnamese.

Just put it after the subject: [Subject] + [khó như lên trời].

Absolutely! It's one of the first idioms learners should know because it's so common.

Because in traditional culture, the sky was the most unreachable place.

관련 표현

🔗

Khó hơn lên trời

similar

Harder than going to heaven

🔗

Dễ như trở bàn tay

contrast

As easy as turning over one's hand

🔗

Khó như hái sao trên trời

similar

As hard as picking stars in the sky

🔗

Lên trời mà hỏi

builds on

Go ask the sky

🔗

Cực kỳ nan giải

specialized form

Extremely difficult to solve

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