집중하다 Korean verb conjugation

to concentrate

TOPIK 3 3급verb 동사regular 규칙Dictionary entry 단어

Every form of 집중하다 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
집중하는
아/어Infinitive
집중하
-으니Since
집중하니
합니다Formal
집중합니다

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 집중하요집중합니다집중하집중한다

과거Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 집중핬어요집중핬습니다집중핬어집중핬다

미래·추측Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 집중하겠어요집중하겠습니다집중하겠어집중하겠다
-을 것이다Going to 집중할 거예요집중할 것입니다집중할 거야집중할 것이다

의문Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 집중하요?집중합니까?집중하?집중하니?
과거Past 집중핬어요?집중핬습니까?집중핬어?집중핬니?

명령Commands

해요체Polite합니다체Formal해체Casual한다체Plain
명령Do it 집중하세요집중하십시오집중하집중하라
청유Let's 집중하요집중합시다집중하집중하자

부정Negation

해요체Polite합니다체Formal해체Casual한다체Plain
Not (short) 안 집중하요안 집중합니다안 집중하안 집중한다
-지 않다Not (long) 집중하지 않아요집중하지 않습니다집중하지 않아집중하지 않는다
Cannot 못 집중하요못 집중합니다못 집중하못 집중한다

높임Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 집중하세요집중하십니다집중하셔집중하신다
과거Past 집중하셨어요집중하셨습니다집중하셨어집중하셨다

관형사형Modifying a noun

현재Present
집중하는
과거Past
집중한
미래Future
집중할
회상Used to
집중하던

연결Joining clauses

-고and
집중하고
-게-ly / so that
집중하게
-어서so / and then
집중하서
-으니까since
집중하니까
-으면if / when
집중하면
-지만but
집중하지만
-는데and / but (setting up)
집중하는데
-어도even if
집중하도

진행In progress

해요체Polite합니다체Formal해체Casual한다체Plain
현재Is doing 집중하고 있어요집중하고 있습니다집중하고 있어집중하고 있다
과거Was doing 집중하고 있었어요집중하고 있었습니다집중하고 있었어집중하고 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.

계속 집중하고 있어봐.

Keep focused.

난 집중하려고 애쓰고 있어.

I'm having a hard time concentrating.

톰이 일에 집중하는 데 어려움을 겪더라.

Tom had difficulty concentrating on his work.

둘째. 성과에 집중하라.

Two: hire for performance.

자주 묻는 질문Common questions

How do you conjugate 집중하다 in Korean?

집중하다 (to concentrate) is 집중하요 in the polite 해요체, 집중합니다 in formal 합니다체, 집중하 in casual 반말 and 집중한다 in the plain written style. The past is 집중핬어요.

What is the past tense of 집중하다?

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

Is 집중하다 a regular verb?

Yes. Its stem never changes shape: 집중합니다, 집중하, 집중하니 all keep 집중하 intact. Only the ending moves.

What TOPIK level is 집중하다?

3급 — TOPIK 3, lower 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.