덜하다 Korean adjective conjugation

to relax, to lessen

Every form of 덜하다 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
덜한
아/어Infinitive
덜해
-으니Since
덜하니
합니다Formal
덜합니다

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 덜해요덜합니다덜해덜하다

과거Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 덜했어요덜했습니다덜했어덜했다

미래·추측Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 덜하겠어요덜하겠습니다덜하겠어덜하겠다
-을 것이다Going to 덜할 거예요덜할 것입니다덜할 거야덜할 것이다

의문Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 덜해요?덜합니까?덜해?덜하니?
과거Past 덜했어요?덜했습니까?덜했어?덜했니?

부정Negation

해요체Polite합니다체Formal해체Casual한다체Plain
Not (short) 안 덜해요안 덜합니다안 덜해안 덜하다
-지 않다Not (long) 덜하지 않아요덜하지 않습니다덜하지 않아덜하지 않다

높임Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 덜하세요덜하십니다덜하셔덜하시다
과거Past 덜하셨어요덜하셨습니다덜하셨어덜하셨다

관형사형Modifying a noun

현재Present
덜한
과거Past
덜한
미래Future
덜할
회상Used to
덜하던

연결Joining clauses

-고and
덜하고
-게-ly / so that
덜하게
-어서so / and then
덜해서
-으니까since
덜하니까
-으면if / when
덜하면
-지만but
덜하지만
-는데and / but (setting up)
덜한데
-어도even if
덜해도

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.

더할까요 덜할까요?

More or less?

부드럽게 말하면 아픔이 덜할까요?

Will it sting less if I say it softly?

여행도 덜 다니고 덜 하고, 덜 쓰고

I started traveling less, doing less, using less.

늙언이, 아이덜함줄라 인민군댈 지원했시다.

The eldery, even the children aided the North Korean people's army.

자주 묻는 질문Common questions

How do you conjugate 덜하다 in Korean?

덜하다 (to relax, to lessen) is 덜해요 in the polite 해요체, 덜합니다 in formal 합니다체, 덜해 in casual 반말 and 덜하다 in the plain written style. The past is 덜했어요.

What is the past tense of 덜하다?

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

Is 덜하다 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 덜하여 and 덜하니 but unchanged in 덜합니다.

What TOPIK level is 덜하다?

5급 — TOPIK 5, advanced.

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.