켜다 Korean verb conjugation
to turn something on
Every form of 켜다 across the four speech levels. It is a regular stem, so the endings below attach without changing it.
기본형Principal parts
The four forms the dictionary prints. Every other form on this page is derived from them.
- 관형사형Modifier
- 켜는
- 아/어Infinitive
- 켜
- -으니Since
- 켜니
- 합니다Formal
- 켭니다
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 | 켜요 | 켭니다 | 켜 | 켠다 |
과거Past
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 서술Statement | 켰어요 | 켰습니다 | 켰어 | 켰다 |
미래·추측Future & presumptive
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| -겠-Will / must be | 켜겠어요 | 켜겠습니다 | 켜겠어 | 켜겠다 |
| -을 것이다Going to | 켤 거예요 | 켤 것입니다 | 켤 거야 | 켤 것이다 |
의문Questions
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 켜요? | 켭니까? | 켜? | 켜니? |
| 과거Past | 켰어요? | 켰습니까? | 켰어? | 켰니? |
명령Commands
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 명령Do it | 켜세요 | 켜십시오 | 켜 | 켜라 |
| 청유Let's | 켜요 | 켭시다 | 켜 | 켜자 |
부정Negation
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 안Not (short) | 안 켜요 | 안 켭니다 | 안 켜 | 안 켠다 |
| -지 않다Not (long) | 켜지 않아요 | 켜지 않습니다 | 켜지 않아 | 켜지 않는다 |
| 못Cannot | 못 켜요 | 못 켭니다 | 못 켜 | 못 켠다 |
높임Honorific
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 켜세요 | 켜십니다 | 켜셔 | 켜신다 |
| 과거Past | 켜셨어요 | 켜셨습니다 | 켜셨어 | 켜셨다 |
관형사형Modifying a noun
- 현재Present
- 켜는
- 과거Past
- 켠
- 미래Future
- 켤
- 회상Used to
- 켜던
연결Joining clauses
- -고and
- 켜고
- -게-ly / so that
- 켜게
- -어서so / and then
- 켜서
- -으니까since
- 켜니까
- -으면if / when
- 켜면
- -지만but
- 켜지만
- -는데and / but (setting up)
- 켜는데
- -어도even if
- 켜도
진행In progress
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Is doing | 켜고 있어요 | 켜고 있습니다 | 켜고 있어 | 켜고 있다 |
| 과거Was doing | 켜고 있었어요 | 켜고 있었습니다 | 켜고 있었어 | 켜고 있었다 |
문형Sentence patterns
How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.
- 1이 2를 켜다
예문In real sentences
From the dictionary, each with its translation.
밭골을 켜다
make furrows
어두워지고 있어. 불 켜줘.
It's getting dark. Please turn on the light.
라디오가 너무 낮아서 켜고 있어요.
I'm turning the radio up because it's too low.
라디오도 켤 수 있습니다.
We can turn on the radio.
자주 묻는 질문Common questions
How do you conjugate 켜다 in Korean?
켜다 (to turn something on) is 켜요 in the polite 해요체, 켭니다 in formal 합니다체, 켜 in casual 반말 and 켠다 in the plain written style. The past is 켰어요.
What is the past tense of 켜다?
켰어요 in everyday polite speech, 켰습니다 formally. It is built from the 아/어 form 켜 plus ㅆ, which is why an irregular stem shows its irregularity here.
Is 켜다 a regular verb?
Yes. Its stem never changes shape: 켭니다, 켜, 켜니 all keep 켜 intact. Only the ending moves.
What TOPIK level is 켜다?
1급 — TOPIK 1, beginner.
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.