A2 noun #4,000 most common 4 min read

마음이 무겁다

To feel sad, worried, or burdened by a difficult situation.

ma-eumi mugeopda

Explanation at your level:

When you feel sad or worried, you can say 마음이 무겁다. It means your heart feels heavy. Use this when you have a problem. You can say: 'I am worried, so my heart is heavy.' It is a very useful phrase to show how you feel to your friends.

You use 마음이 무겁다 when you are concerned about a situation. If you have to do something difficult, like telling a friend bad news, you can say '마음이 무거워요.' It shows that you care about the person and the situation. It is a polite and sincere way to talk about your feelings.

In intermediate Korean, this phrase is essential for expressing emotional nuance. It is not just about being sad; it is about the burden of responsibility or worry. You can use it when you feel guilty or when you are facing a tough decision. It helps you connect with others by sharing your internal state, making your conversation more meaningful and empathetic.

At the B2 level, you should recognize that 마음이 무겁다 is a versatile idiom. It functions as a bridge between simple sadness and complex psychological states. You might use it in a professional context when delivering difficult feedback, or in a personal context to express deep concern. It effectively signals to your listener that you are taking the situation seriously and are emotionally invested.

Mastering this expression involves understanding the cultural weight of '마음' (heart/mind) in Korean. In advanced contexts, it is used to describe the burden of social expectations or moral dilemmas. It is a sophisticated way to articulate the 'heaviness' of life's complications. When you use it, you are not just describing a feeling; you are invoking a shared cultural understanding of the human condition, where emotions are treated as tangible entities that affect our physical well-being.

At the mastery level, 마음이 무겁다 is seen as a classic example of Korean emotional vocabulary. It reflects the philosophical view that the mind and body are intrinsically linked. In literature, it is often used to evoke a sense of melancholy or existential weight. By using this, you demonstrate a deep appreciation for the way Korean speakers externalize internal states. It is a subtle, powerful tool for storytelling and deep interpersonal dialogue, showing that you understand the gravity of the emotions being described.

Word in 30 Seconds

  • Means feeling worried or burdened.
  • Metaphorical expression for emotional weight.
  • Commonly used in daily Korean.
  • Antonym is '마음이 가볍다'.

When you say 마음이 무겁다, you are using a beautiful metaphor to describe your inner state. Literally, it translates to 'the heart is heavy.' In Korean culture, emotions are often described using physical sensations, and 'heaviness' is the universal sign for worry or sadness.

You use this when you feel burdened by a responsibility or when you are dreading an upcoming event. It is not just sadness; it is a mixture of concern and reluctance. Think of it as an emotional weight that makes it hard to feel lighthearted or happy in the moment.

This phrase is incredibly common in daily life. Whether you are telling a friend about a difficult choice or explaining why you are quiet, this phrase perfectly captures that feeling of being 'weighed down' by your thoughts. It is a very empathetic way to communicate your struggles to others.

The origin of 마음이 무겁다 is rooted in the ancient concept that the heart (마음) is the vessel for all human emotions. In many cultures, including Korea, physical metaphors are used to explain abstract feelings. The association of 'weight' with 'grief' or 'worry' is a cross-cultural phenomenon found in everything from ancient literature to modern psychology.

Historically, the Korean language has always relied on sin-che-eo (body-related words) to articulate complex psychological states. By describing the heart as 'heavy' (무겁다), ancestors were able to convey the physicality of pain. It suggests that the emotion is not just in your head, but something you carry in your chest.

Over centuries, this expression has remained stable because it is so intuitive. Unlike some idioms that lose their meaning as language evolves, this one stays relevant because the human experience of 'feeling weighed down by worry' is timeless. It is a testament to how Korean speakers have always valued expressing the depth of their inner life through simple, grounded imagery.

You will hear 마음이 무겁다 in both casual and semi-formal settings. It is perfect for expressing empathy or explaining your own hesitation. For example, if you have to tell a friend bad news, you might start by saying, 'My heart is heavy to tell you this...'

Common collocations include using it with adverbs like 정말 (really) or 너무 (too). You might say, '오늘 마음이 정말 무거워요' (My heart is really heavy today). It is also frequently paired with the reason for the feeling, often connected by the particle -어서 (because).

While it is very common, avoid using it in extremely professional or cold business reports, as it is quite personal. It is best suited for interpersonal communication where you want to show vulnerability or sincerity. It is a 'warm' phrase that invites the listener to understand your emotional state.

1. 마음이 가볍다: The opposite, meaning to feel relieved or lighthearted. Example: 숙제를 다 끝내니 마음이 가벼워요.

2. 마음이 놓이다: To feel at ease or relieved. Example: 그 소식을 듣고 나서야 마음이 놓였어요.

3. 마음이 아프다: To feel heartbroken or sad. Example: 사고 소식을 듣고 정말 마음이 아팠어요.

4. 마음이 콩밭에 가 있다: To be distracted or have one's mind elsewhere. Example: 수업 시간인데 마음이 콩밭에 가 있네요.

5. 마음을 먹다: To make up one's mind or set a goal. Example: 이번에는 꼭 한국어를 마스터하기로 마음을 먹었어요.

Grammatically, this is a simple subject-adjective construction. '마음' (heart/mind) is the subject, and '무겁다' (to be heavy) is the descriptive verb. In a sentence, you often conjugate '무겁다' into '무거워요' (polite) or '무겁다' (plain form).

For pronunciation, focus on the double consonant '무겁다' (mu-geop-da). The 'p' sound at the end of the first syllable is a tense stop. Ensure you do not over-aspirate the 'g' sound in the middle. The rhythm should be steady and slightly slow to reflect the 'heavy' nature of the phrase.

Rhyming words in Korean are less common due to the structure, but you can compare the cadence to '배가 고프다' (to be hungry). Both follow the [Noun + Adjective] pattern describing a physical state. Practice saying it in one breath to sound more natural to native speakers.

Fun Fact

This is a direct translation of the physical sensation of weight into the emotional domain.

Pronunciation Guide

UK /ma.ɯm.i mu.ɡʌp.da/

Standard Korean pronunciation

US /ma.ɯm.i mu.ɡʌp.da/

Standard Korean pronunciation

Common Errors

  • Mispronouncing the ㅂ-ㄷ cluster
  • Adding an extra vowel
  • Incorrect pitch

Rhymes With

덥다 (to be hot) 좁다 (to be narrow) 곱다 (to be pretty) 잡다 (to catch) 업다 (to carry on back)

Difficulty Rating

Reading 2/5

Easy to read

Writing 2/5

Simple structure

Speaking 2/5

Commonly used

Listening 2/5

Clear pronunciation

What to Learn Next

Prerequisites

마음 무겁다

Learn Next

마음이 가볍다 마음이 놓이다

Advanced

착잡하다 심란하다

Grammar to Know

ㅂ-irregular conjugation

무겁다 -> 무거워요

Cause/Reason (-어서/아서)

걱정해서 마음이 무겁다

Conjunction (-지만)

마음이 무겁지만

Examples by Level

1

마음이 무거워요.

Heart is heavy.

Polite ending.

2

오늘 마음이 무거워요.

Today heart is heavy.

Time marker.

3

왜 마음이 무거워요?

Why is heart heavy?

Question form.

4

저는 마음이 무거워요.

I heart is heavy.

Subject marker.

5

마음이 무겁지 않아요.

Heart is not heavy.

Negative form.

6

마음이 무거웠어요.

Heart was heavy.

Past tense.

7

마음이 무거우면 말해요.

If heart is heavy, tell me.

Conditional.

8

정말 마음이 무거워요.

Really heart is heavy.

Adverb usage.

1

시험 때문에 마음이 무거워요.

2

그 소식을 듣고 마음이 무거웠어요.

3

친구를 떠나보내니 마음이 무겁네요.

4

마음이 무겁지만 가야 해요.

5

그는 항상 마음이 무거워 보여요.

6

마음이 무거울 때는 음악을 들어요.

7

우리 모두 마음이 무거웠습니다.

8

마음이 무거워도 힘내세요.

1

실수를 해서 마음이 무겁습니다.

2

그에게 진실을 말하기가 마음이 무거워요.

3

상황이 좋지 않아 마음이 무겁네요.

4

부모님께 죄송해서 마음이 무거워요.

5

마음이 무거운 상태로 잠이 들었어요.

6

결정을 내리기가 정말 마음이 무겁군요.

7

그녀의 표정을 보니 마음이 무거워졌어요.

8

마음이 무거운 고민이 하나 있어요.

1

그를 실망시켰다는 생각에 마음이 무겁다.

2

어려운 부탁을 해야 해서 마음이 무겁네요.

3

작별 인사를 하는 것이 참 마음이 무겁습니다.

4

그의 눈물을 보니 마음이 무거워질 수밖에 없었어요.

5

책임감이 커서 그런지 마음이 무겁군요.

6

마음이 무거운 채로 하루를 보냈습니다.

7

그 뉴스는 우리 모두의 마음을 무겁게 만들었어요.

8

마음이 무겁지만 최선을 다해 보겠습니다.

1

그의 침묵이 내 마음을 한없이 무겁게 했다.

2

도덕적인 딜레마 때문에 마음이 무겁지 않을 수 없었다.

3

그의 고통을 외면할 수 없어 마음이 무겁다.

4

역사의 무게를 생각하니 마음이 무거워진다.

5

마음이 무거운 것은 그만큼 그를 아끼기 때문이다.

6

결과를 알 수 없는 상황이라 마음이 무겁다.

7

그의 마지막 편지를 읽고 마음이 무거워졌다.

8

마음이 무거운 것은 성숙해가는 과정일지도 모른다.

1

그의 비극적인 운명을 마주하며 마음이 무겁지 않을 수 없었다.

2

사회적 부조리를 목도하는 지식인의 마음은 무거울 수밖에 없다.

3

마음이 무겁다는 말로는 다 표현할 수 없는 슬픔이다.

4

그의 짐을 덜어주지 못해 마음이 무겁다.

5

마음이 무거운 것은 깊은 공감의 다른 이름이다.

6

그의 침묵 속에 담긴 고뇌가 내 마음을 무겁게 짓눌렀다.

7

마음이 무거운 것은 책임감의 무게를 견디는 일이다.

8

그의 고독을 이해하기에 내 마음은 무겁기만 하다.

Common Collocations

정말 마음이 무겁다
마음이 무거워지다
마음이 무겁지만
마음이 무거운 상태
마음이 무겁게 느껴지다
마음이 무거운 고민
마음이 무거운 하루
마음이 무겁게 만들다
마음이 무겁지 않다
마음이 무겁다며

Idioms & Expressions

"마음의 짐"

Burden of the heart

그는 마음의 짐을 내려놓았다.

literary

"마음을 비우다"

To empty one's heart/let go

이제 마음을 비우기로 했어요.

neutral

"마음이 굴뚝같다"

To really want to do something

가고 싶은 마음이 굴뚝같아요.

casual

"마음이 통하다"

To understand each other

우리는 마음이 잘 통해요.

neutral

"마음을 잡다"

To focus or settle down

이제 다시 마음을 잡고 공부해요.

neutral

"마음이 놓이다"

To be relieved

이제야 마음이 놓이네요.

neutral

Easily Confused

마음이 무겁다 vs 마음이 아프다

Both are emotional

아프다 is for pain/sadness, 무겁다 is for worry/burden

이별해서 마음이 아파요 vs 시험 때문에 마음이 무거워요.

마음이 무겁다 vs 마음이 답답하다

Both are negative

답답하다 is frustration/stifling

일이 안 풀려서 답답해요.

마음이 무겁다 vs 괴롭다

Both are heavy

괴롭다 is more intense suffering

마음이 괴로워요.

마음이 무겁다 vs 심란하다

Both are mental

심란하다 is confusion/chaos

마음이 심란해요.

Sentence Patterns

A2

Subject + 때문에 + 마음이 무겁다

일 때문에 마음이 무거워요.

B1

마음이 무겁지만 + Verb

마음이 무겁지만 가야 합니다.

B2

마음이 무겁게 + Verb

그 말을 마음이 무겁게 들었어요.

A2

마음이 무거워지다

소식을 듣고 마음이 무거워졌어요.

C1

마음이 무겁다니

마음이 무겁다니 걱정이네요.

Word Family

Nouns

마음 heart/mind

Verbs

무거워지다 to become heavy

Adjectives

무겁다 heavy

Related

가볍다 antonym

How to Use It

frequency

8

Formality Scale

Polite/Formal Neutral Casual

Common Mistakes

Using '무겁다' for physical weight only Understanding it is metaphorical
Learners often think it's only for objects.
Confusing with '마음이 아프다' Use '아프다' for pain, '무겁다' for burden
They are similar but have different emotional focuses.
Overusing in formal writing Use more formal synonyms in essays
It is an idiom, not a formal term.
Incorrect conjugation 무거워요 (not 무겁어요)
Irregular conjugation of ㅂ-stem.
Ignoring the context Only use when truly burdened
Don't use for minor annoyance.

Tips

💡

Memory Palace

Visualize a heavy backpack on your back.

💡

Native Context

Use it when you feel guilty.

🌍

Cultural Insight

Koreans value expressing internal states.

💡

Grammar Shortcut

Remember the ㅂ-irregular.

💡

Say It Right

Don't rush the 'p' sound.

💡

Don't Make This Mistake

Don't use it for heavy objects.

💡

Did You Know?

It's a universal metaphor.

💡

Study Smart

Pair it with the reason.

💡

Practice

Write 3 sentences today.

💡

Review

Check the antonyms too.

Memorize It

Mnemonic

Imagine a giant rock sitting on your chest when you are sad.

Visual Association

A heavy anchor attached to your heart.

Word Web

Sorrow Worry Responsibility Guilt

Challenge

Use this phrase the next time you feel a bit worried about a task.

Word Origin

Korean

Original meaning: Heart/Mind is heavy

Cultural Context

Very polite and empathetic; safe to use with anyone.

Corresponds to 'heavy-hearted' or 'to have a heavy heart'.

Used in countless K-dramas to signal emotional depth.

Practice in Real Life

Real-World Contexts

At Work

  • 상사에게 말하기 마음이 무겁다
  • 결과가 걱정되어 마음이 무겁다

Relationships

  • 이별을 말하기 마음이 무겁다
  • 친구에게 미안해서 마음이 무겁다

School

  • 시험 성적 때문에 마음이 무겁다
  • 숙제가 많아서 마음이 무겁다

Daily Life

  • 안 좋은 소식을 들어서 마음이 무겁다

Conversation Starters

"요즘 마음이 무거운 일이 있나요?"

"마음이 무거울 때 어떻게 하나요?"

"언제 가장 마음이 무겁다고 느끼나요?"

"친구의 마음이 무거워 보이면 어떻게 위로하나요?"

"마음이 무거운 상태를 어떻게 극복하나요?"

Journal Prompts

Write about a time your heart felt heavy.

What makes you feel relieved after a heavy heart?

Describe a situation where you had a heavy heart.

Compare '마음이 무겁다' with a similar English idiom.

Frequently Asked Questions

8 questions

No, only for emotions.

It is neutral and polite.

마음이 가볍다.

Yes, if you are explaining a concern.

It describes a negative state, but it is a normal human emotion.

Not necessarily, it can just be temporary worry.

무거워요, 무거웠어요, 무겁습니다.

Extremely common.

Test Yourself

fill blank A1

시험 때문에 마음이 ___.

Correct! Not quite. Correct answer: 무거워요

The context is a test, which causes worry.

multiple choice A2

Which means 'My heart is heavy'?

Correct! Not quite. Correct answer: 마음이 무거워요

Direct translation.

true false B1

Is '마음이 무겁다' used for physical weight?

Correct! Not quite. Correct answer: False

It is an idiom for emotional weight.

match pairs B1

Word

Meaning

All matched!

Opposites.

sentence order B2

Tap words below to build the sentence
Correct! Not quite. Correct answer:

Subject + Adjective.

Score: /5

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