Key Facts
- Hangul: 행복하다 (haengbokada)
- Meaning: happy
- Part of speech: adjective (형용사)
- Level: A1
- Stem: 행복하
- Class: 하다 type
- Spoken as: [행보카다]
What Does 행복하다 Mean?
행복하다 is happy in the deeper sense: 행복한 가족 is a family that is at peace, and 행복한 하루 is a day that left you content. It often suggests contentment, though a single experience can make someone feel 행복해요 too. The same word gives the greeting 행복하세요, a polite wish meaning 'be happy'. The noun 행복 alone cannot say 'I am happy'; the adjective 행복하다 is needed.
How Do You Pronounce 행복하다?
The spelling hides an aspiration: ㄱ + ㅎ merges into ㅋ, so 행복하다 is [행보카다]. The effect continues through the table: 행복해요 is [행보캐요], the past 행복했어요 is [행보캐써요], and the formal 행복합니다 is [행보캄니다]. In the romanization, aspiration shows in predicates, so the adjective is written haengbokada.
How Do You Use 행복하다 in a Sentence?
저는 지금 정말 행복해요.
I am really happy now.
저는 지금 정말 행복해요 combines 지금 ('now') and 정말 ('really') with the polite present, a direct statement of feeling.
행복한 하루를 보냈어요.
I had a happy day.
행복한 하루를 보냈어요 uses the modifier 행복한 before 하루를, and 보냈어요 means 'spent'.
가족이 행복하면 저도 행복해요.
If my family is happy, I am happy too.
In 가족이 행복하면 저도 행복해요 the conditional 행복하면 sets the condition and the main clause repeats the adjective for me.
How Does Haengbokada Conjugation Work?
행복하다
| Form | Korean | Romanization | Rule |
|---|---|---|---|
| Polite present | 행복해요 | ||
| Polite past | 행복했어요 | ||
| Polite future (plan) | 행복할 거예요 | ||
| Polite future (intention or guess) | 행복하겠어요 | ||
| Formal present | 행복합니다 | ||
| Formal past | 행복했습니다 | ||
| Formal future | 행복할 것입니다 | ||
| Casual present | 행복해 | ||
| Casual past | 행복했어 | ||
| Casual future | 행복할 거야 | ||
| Because / and then | 행복해서 | ||
| Conditional (if) | 행복하면 | ||
| Present modifier (before a noun) | 행복한 | ||
| Past modifier (before a noun) | 행복했던 | ||
| Future modifier (before a noun) | 행복할 | ||
| Negative with 안 (short) | 안 행복해요 | ||
| Negative (long form) | 행복하지 않아요 |
| Form | Korean | Sound if different |
|---|---|---|
| Polite present | 행복해요 | [행보캐요] |
| Polite past | 행복했어요 | [행보캐써요] |
| Polite future (plan) | 행복할 거예요 | [행보칼꺼예요] |
| Polite future (guess) | 행복하겠어요 | [행보카게써요] |
| Formal present | 행복합니다 | [행보캄니다] |
| Formal past | 행복했습니다 | [행보캗씀니다] |
| Formal future | 행복할 것입니다 | [행보칼꺼심니다] |
| Casual present | 행복해 | [행보캐] |
| Casual past | 행복했어 | [행보캐써] |
| Casual future | 행복할 거야 | [행보칼꺼야] |
| Because / and then | 행복해서 | [행보캐서] |
| Conditional (if) | 행복하면 | [행보카면] |
| Modifier, present | 행복한 | [행보칸] |
| Modifier, past | 행복했던 | [행보캗떤] |
| Modifier, future | 행복할 | [행보칼] |
| Short negative | 안 행복해요 | [안 행보캐요] |
| Long negative | 행복하지 않아요 | [행보카지 아나요] |
Is 행복하다 Regular or Irregular?
행복하다 is a 하다 adjective: a noun, 행복, plus 하다. In the polite present 하다 turns into 해요, so you get 행복해요, and in the past 행복했어요. Before consonant endings the 하 stays, as in 행복하지 않아요. The pattern is taught in 하다 to 해요 and applies to every word of this type.
Common Mistake with 행복하다
Wrong (for 'I am happy'): ✗ 행복있어요
Correct: ✓ 행복해요
Why: 행복 is a noun, so it cannot take 있어요, and 행복이에요 would mean 'it is happiness' instead of 'I am happy'. The state is the adjective 행복하다.
행복하다 Versus 기쁘다 and 즐겁다
| Word | How it differs |
|---|---|
| 기쁘다 | 기쁘다 is joy at a particular event; 행복하다 is a settled state of well-being. |
| 즐겁다 | 즐겁다 is enjoyment while doing something. |
Talking after a Family Visit
Two friends talk after one has spent the day with family. The feeling is tied to a particular afternoon, showing that 행복하다 can describe a present experience as well as longer-term contentment.
Friend A
오늘 행복했어요?
Oneul haengbokaesseoyo?
Were you happy today?
Friend B
네. 가족과 함께 있어서 행복해요.
Ne. Gajokgwa hamkke isseoseo haengbokaeyo.
Yes. I am happy to be with my family.
Friend A
행복한 하루였네요.
Haengbokan haruyeonneyo.
It sounds like it was a happy day.
행복했어요 looks back over the day, 행복해요 expresses the feeling now, and 행복한 describes 하루. A happy afternoon does not have to last for months to qualify. The word can express a moment that feels full or meaningful, not only a permanent state.
Familiar Phrases Built around Happiness
행복한 하루 means a happy day. In the existing example 행복한 하루를 보냈어요, the speaker says they spent the day happily. The adjective modifies the day, while 보냈어요 carries the past tense of spending it. 행복한 by itself is not a complete sentence meaning “I am happy”.
행복한 가정 means a happy home or family. 가정 focuses on family life and the household. 행복한 추억 means a happy memory. Both combinations extend the same idea of happiness to an experience or setting, so English may translate the adjective directly even when the grammatical subject is not a person.
행복하세요 is a warm wish: “Be happy.” You may see it in a farewell, a card or a message of goodwill. 항상 행복하세요 adds “always”. The expression wishes happiness to the listener; it does not report that the speaker already feels happy.
소소한 행복 means small everyday happiness: the pleasure of a quiet cup of tea, a walk or time with someone you love. 행복 is a noun here. The phrase helps you recognise that the word can concern ordinary pleasures rather than only major life events.
Where Will You Hear 행복하다?
In an interview, someone may use 행복해요 to describe family life or satisfaction with their current situation. In a personal message, the same form can express happiness about spending time together. The subject is often omitted when the speaker’s own feelings are clear.
Cards and farewell messages often use 행복하세요. A diary or photo caption may instead have 행복한 하루, a description of the day rather than a wish. Look at the ending before deciding whether the writer is describing a feeling, naming an experience or wishing someone well.
행복합니다 has a more formal sound and can fit a speech or interview. 행복해요 fits ordinary polite conversation. 행복해 belongs with close friends or other casual relationships. The depth of the feeling does not decide the speech level: a very heartfelt message can still need a polite ending.
Is Happiness Always Different from 기쁨 or Enjoyment?
행복하다, 기쁘다 and 즐겁다 overlap. 기쁘다 often highlights joy at good news; 즐겁다 highlights enjoyment of an activity. 행복하다 can express the sense that an experience or part of life makes you happy. After a family visit, all three feelings are possible, but the speaker chooses which part to foreground.
The distinction is a useful tendency, not a rule that happiness must be long-lasting. The existing sentence 저는 지금 정말 행복해요 explicitly says “now”. A moment can feel deeply happy even if the speaker is making no claim about the rest of their life.
What Is Tricky about the Noun and the Spelling?
행복 names happiness; 행복하다 describes being happy. Wrong (for “I am happy”): 행복이에요. Correct: 행복해요. The noun-plus-copula sentence can identify something as happiness in another context, but it does not serve as the ordinary adjective statement about yourself.
The aspiration in 행복하다 [행보카다] does not change its spelling to match the sound. The same written root stays in 행복해요 and 행복한. Keeping the noun 행복 visible makes the family of forms easier to recognise in cards, captions and longer descriptions.
Related Words for Different Kinds of Pleasure
| Korean | Meaning | Note |
|---|---|---|
| 행복 | happiness | The noun behind 행복하다. |
| 기쁘다 | joyful; glad | Often reacts to good news or a welcome event. |
| 즐겁다 | enjoyable; delighted | Useful for the pleasure of an activity. |
| 만족하다 | to be satisfied | Focuses on something meeting your expectations. |
The feelings adjective lesson compares emotional descriptions, while the emotions vocabulary lesson gives a wider set of feeling words.
Mini Drill: Choose the Form
- State your happiness politely now: 행복하다 → ___.
- Recall yesterday: 행복하다 → polite past ___.
- Complete “a happy day”: ___ 하루.
- Give the conditional: “if my family is happy” → 가족이 ___.
Show drill answers
- 행복해요. 하 contracts to 해.
- 행복했어요. Use the past form of 해요.
- 행복한 하루. The adjective modifies the noun.
- 가족이 행복하면. Keep 하 before 면.
Quick Self-Test
- Does 행복하다 have to describe a permanent state?
- Is 행복하세요 a statement about the speaker or a wish for the listener?
- Which form ends “I am happy”: 행복한 or 행복해요?
Show self-test answers
- No. It can describe a meaningful happy moment too.
- It is a wish for the listener.
- 행복해요. 행복한 needs a following noun.
Frequently Asked Questions
How Do I Say 'I Am Happy' in Korean?
Say 저는 행복해요, using the polite present of 행복하다.
What Does 행복하세요 Mean?
It is a polite wish: be happy. It is spoken as a warm farewell or blessing.
Why Is the ㅎ in 행복하다 Pronounced as ㅋ?
When ㄱ meets ㅎ, the two merge into the aspirated ㅋ, so the word is said [행보카다].
Can 행복하다 Describe a Single Moment?
It can, but 기쁘다 is closer for a moment of joy. 행복하다 leans toward lasting contentment.
Which Words Are Related to 행복하다?
What Should You Learn Next?
Read 기쁘다 for the joy of a moment and 슬프다 for its opposite, then 건강하다 for another 하다 adjective about well-being. The Korean verb conjugator tests other stems, and the Korean verb dictionary lists the rest of the family.