똑똑하다 Korean adjective conjugation
smart, clever, intelligent
Every form of 똑똑하다 across the four speech levels. It is 여 irregular — 하다 and every verb built on it: 하다 → 하여 → 해요.
기본형Principal parts
The four forms the dictionary prints. Every other form on this page is derived from them.
- 관형사형Modifier
- 똑똑한
- 아/어Infinitive
- 똑똑해
- -으니Since
- 똑똑하니
- 합니다Formal
- 똑똑합니다
현재Present
The tense that does the most work. 해요체 is the one to learn first — it is polite without being formal, and it is what most conversation is in.
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 서술Statement | 똑똑해요 | 똑똑합니다 | 똑똑해 | 똑똑하다 |
과거Past
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 서술Statement | 똑똑했어요 | 똑똑했습니다 | 똑똑했어 | 똑똑했다 |
미래·추측Future & presumptive
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| -겠-Will / must be | 똑똑하겠어요 | 똑똑하겠습니다 | 똑똑하겠어 | 똑똑하겠다 |
| -을 것이다Going to | 똑똑할 거예요 | 똑똑할 것입니다 | 똑똑할 거야 | 똑똑할 것이다 |
의문Questions
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 똑똑해요? | 똑똑합니까? | 똑똑해? | 똑똑하니? |
| 과거Past | 똑똑했어요? | 똑똑했습니까? | 똑똑했어? | 똑똑했니? |
부정Negation
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 안Not (short) | 안 똑똑해요 | 안 똑똑합니다 | 안 똑똑해 | 안 똑똑하다 |
| -지 않다Not (long) | 똑똑하지 않아요 | 똑똑하지 않습니다 | 똑똑하지 않아 | 똑똑하지 않다 |
높임Honorific
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 똑똑하세요 | 똑똑하십니다 | 똑똑하셔 | 똑똑하시다 |
| 과거Past | 똑똑하셨어요 | 똑똑하셨습니다 | 똑똑하셨어 | 똑똑하셨다 |
관형사형Modifying a noun
- 현재Present
- 똑똑한
- 과거Past
- 똑똑한
- 미래Future
- 똑똑할
- 회상Used to
- 똑똑하던
연결Joining clauses
- -고and
- 똑똑하고
- -게-ly / so that
- 똑똑하게
- -어서so / and then
- 똑똑해서
- -으니까since
- 똑똑하니까
- -으면if / when
- 똑똑하면
- -지만but
- 똑똑하지만
- -는데and / but (setting up)
- 똑똑한데
- -어도even if
- 똑똑해도
문형Sentence patterns
How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.
- 1이 똑똑하다
예문In real sentences
From the dictionary, each with its translation.
이건 똑똑한 태블릿이라서 관련 이론에 대해 읽을 수 있게 해줍니다.
This is an intelligent tablet that allows me to read about relevant theory.
넌 똑똑하잖아
You're smart.
똑똑한 분이네요
You're a smart girl.
난 네가 이것보단 똑똑할 줄 알았지.
I thought that you were smarter than that.
자주 묻는 질문Common questions
How do you conjugate 똑똑하다 in Korean?
똑똑하다 (smart, clever, intelligent) is 똑똑해요 in the polite 해요체, 똑똑합니다 in formal 합니다체, 똑똑해 in casual 반말 and 똑똑하다 in the plain written style. The past is 똑똑했어요.
What is the past tense of 똑똑하다?
똑똑했어요 in everyday polite speech, 똑똑했습니다 formally. It is built from the 아/어 form 똑똑하여 plus ㅆ, which is why an irregular stem shows its irregularity here.
Is 똑똑하다 irregular?
Yes — it is 여 irregular (여 불규칙). 하다 and every verb built on it: 하다 → 하여 → 해요. That is why the stem looks different in 똑똑하여 and 똑똑하니 but unchanged in 똑똑합니다.
What TOPIK level is 똑똑하다?
2급 — TOPIK 2, elementary.
Dictionary form, meaning, sentence patterns, examples and audio from the 국립국어원 한국어기초사전, used under CC BY-SA 2.0 KR.
Conjugations are generated by this site's own engine and checked against the 9,380 forms the dictionary publishes on every build.