확대하다 Korean verb conjugation

to expand

TOPIK 4 4급verb 동사regular 규칙Dictionary entry 단어

Every form of 확대하다 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
확대하는
아/어Infinitive
확대하
-으니Since
확대하니
합니다Formal
확대합니다

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 확대하요확대합니다확대하확대한다

과거Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 확대핬어요확대핬습니다확대핬어확대핬다

미래·추측Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 확대하겠어요확대하겠습니다확대하겠어확대하겠다
-을 것이다Going to 확대할 거예요확대할 것입니다확대할 거야확대할 것이다

의문Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 확대하요?확대합니까?확대하?확대하니?
과거Past 확대핬어요?확대핬습니까?확대핬어?확대핬니?

명령Commands

해요체Polite합니다체Formal해체Casual한다체Plain
명령Do it 확대하세요확대하십시오확대하확대하라
청유Let's 확대하요확대합시다확대하확대하자

부정Negation

해요체Polite합니다체Formal해체Casual한다체Plain
Not (short) 안 확대하요안 확대합니다안 확대하안 확대한다
-지 않다Not (long) 확대하지 않아요확대하지 않습니다확대하지 않아확대하지 않는다
Cannot 못 확대하요못 확대합니다못 확대하못 확대한다

높임Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 확대하세요확대하십니다확대하셔확대하신다
과거Past 확대하셨어요확대하셨습니다확대하셨어확대하셨다

관형사형Modifying a noun

현재Present
확대하는
과거Past
확대한
미래Future
확대할
회상Used to
확대하던

연결Joining clauses

-고and
확대하고
-게-ly / so that
확대하게
-어서so / and then
확대하서
-으니까since
확대하니까
-으면if / when
확대하면
-지만but
확대하지만
-는데and / but (setting up)
확대하는데
-어도even if
확대하도

진행In progress

해요체Polite합니다체Formal해체Casual한다체Plain
현재Is doing 확대하고 있어요확대하고 있습니다확대하고 있어확대하고 있다
과거Was doing 확대하고 있었어요확대하고 있었습니다확대하고 있었어확대하고 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.

조금 더 확대해보죠.

I'll zoom in a little bit.

우리 눈에 보일 만큼 확대하는 것이죠.

We make them bigger so that we can see them.

놀라운 도시인데요, 한 번 확대해 보겠습니다.

It's a really amazing city, but let's zoom in.

확대해보면 아름다운 색소체들과 반사체가 있습니다.

We zoom down and we see there's beautiful pigments and reflectors.

자주 묻는 질문Common questions

How do you conjugate 확대하다 in Korean?

확대하다 (to expand) is 확대하요 in the polite 해요체, 확대합니다 in formal 합니다체, 확대하 in casual 반말 and 확대한다 in the plain written style. The past is 확대핬어요.

What is the past tense of 확대하다?

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

Is 확대하다 a regular verb?

Yes. Its stem never changes shape: 확대합니다, 확대하, 확대하니 all keep 확대하 intact. Only the ending moves.

What TOPIK level is 확대하다?

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.