들이다 Korean verb conjugation

to let in

TOPIK 4 4급verb 동사regular 규칙Dictionary entry 단어

Every form of 들이다 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
들이는
아/어Infinitive
들여
-으니Since
들이니
합니다Formal
들입니다

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.

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 들여요들입니다들여들인다

과거Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 들였어요들였습니다들였어들였다

미래·추측Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 들이겠어요들이겠습니다들이겠어들이겠다
-을 것이다Going to 들일 거예요들일 것입니다들일 거야들일 것이다

의문Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 들여요?들입니까?들여?들이니?
과거Past 들였어요?들였습니까?들였어?들였니?

명령Commands

해요체Polite합니다체Formal해체Casual한다체Plain
명령Do it 들이세요들이십시오들여들여라
청유Let's 들여요들입시다들여들이자

부정Negation

해요체Polite합니다체Formal해체Casual한다체Plain
Not (short) 안 들여요안 들입니다안 들여안 들인다
-지 않다Not (long) 들이지 않아요들이지 않습니다들이지 않아들이지 않는다
Cannot 못 들여요못 들입니다못 들여못 들인다

높임Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 들이세요들이십니다들이셔들이신다
과거Past 들이셨어요들이셨습니다들이셨어들이셨다

관형사형Modifying a noun

현재Present
들이는
과거Past
들인
미래Future
들일
회상Used to
들이던

연결Joining clauses

-고and
들이고
-게-ly / so that
들이게
-어서so / and then
들여서
-으니까since
들이니까
-으면if / when
들이면
-지만but
들이지만
-는데and / but (setting up)
들이는데
-어도even if
들여도

진행In progress

해요체Polite합니다체Formal해체Casual한다체Plain
현재Is doing 들이고 있어요들이고 있습니다들이고 있어들이고 있다
과거Was doing 들이고 있었어요들이고 있었습니다들이고 있었어들이고 있었다

문형Sentence patterns

How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.

예문In real sentences

From the dictionary, each with its translation.

그리고는 내부를 들여다 봅니다.

Now we're looking inside.

제 말은, 모든 걸 들여다 봤다는 거죠?

I mean, you looked at everything, right?

그가 숨을 들이 쉬거나 잠시 멈춘 부분입니다.

But at the end of every line break, I broke the line, because he took a breath and he paused.

미래를 들여다 볼 때는, 다른 점이 있습니다.

So when we go out into the future, there's a difference.

자주 묻는 질문Common questions

How do you conjugate 들이다 in Korean?

들이다 (to let in) is 들여요 in the polite 해요체, 들입니다 in formal 합니다체, 들여 in casual 반말 and 들인다 in the plain written style. The past is 들였어요.

What is the past tense of 들이다?

들였어요 in everyday polite speech, 들였습니다 formally. It is built from the 아/어 form 들여 plus ㅆ, which is why an irregular stem shows its irregularity here.

Is 들이다 a regular verb?

Yes. Its stem never changes shape: 들입니다, 들여, 들이니 all keep 들이 intact. Only the ending moves.

What TOPIK level is 들이다?

4급 — TOPIK 4, upper intermediate.

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.