매끄럽다

to be smooth

Principal parts

관형사형Modifier
매끄러운
아/어Infinitive
매끄러워
-으니Since
매끄러우니
합니다Formal
매끄럽습니다

Present

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 매끄러워요매끄럽습니다매끄러워매끄럽다

Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 매끄러웠어요매끄러웠습니다매끄러웠어매끄러웠다

Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 매끄럽겠어요매끄럽겠습니다매끄럽겠어매끄럽겠다
-을 것이다Going to 매끄러울 거예요매끄러울 것입니다매끄러울 거야매끄러울 것이다

Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 매끄러워요?매끄럽습니까?매끄러워?매끄러우니?
과거Past 매끄러웠어요?매끄러웠습니까?매끄러웠어?매끄러웠니?

Negation

해요체Polite합니다체Formal해체Casual한다체Plain
안Not (short) 안 매끄러워요안 매끄럽습니다안 매끄러워안 매끄럽다
-지 않다Not (long) 매끄럽지 않아요매끄럽지 않습니다매끄럽지 않아매끄럽지 않다

Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 매끄러우세요매끄러우십니다매끄러우셔매끄러우시다
과거Past 매끄러우셨어요매끄러우셨습니다매끄러우셨어매끄러우셨다

Modifying a noun

현재Present
매끄러운
과거Past
매끄러운
미래Future
매끄러울
회상Used to
매끄럽던

Joining clauses

-고and
매끄럽고
-게-ly / so that
매끄럽게
-어서so / and then
매끄러워서
-으니까since
매끄러우니까
-으면if / when
매끄러우면
-지만but
매끄럽지만
-는데and / but (setting up)
매끄러운데
-어도even if
매끄러워도

Sentence patterns

In real sentences

아주 매끄러운 변화가 아님을 여러분도 상상할 수 있겠죠.

So you can imagine that's a transition that hasn't been entirely seamless.

매끄러운 논리적 전개가 필요하죠.

You stop, you need to figure out a nice, logical progression.

여러분 손을 자세히 들여다보면 전혀 매끄럽지 않습니다.

Your hands, up close, are anything but smooth.

자연적인 예는 유클리드 공간에 매장된 매끄러운 다양체의 접다발에서 나온다.

A natural example comes from tangent bundles of smooth manifolds embedded in Euclidean space.

Common questions

How do you conjugate 매끄럽다 in Korean?

매끄럽다 (to be smooth) is 매끄러워요 in the polite 해요체, 매끄럽습니다 in formal 합니다체, 매끄러워 in casual 반말 and 매끄럽다 in the plain written style. The past is 매끄러웠어요.

What is the past tense of 매끄럽다?

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

Is 매끄럽다 irregular?

Yes — it is ㅂ irregular (ㅂ 불규칙). ㅂ becomes 우 before a vowel: 춥다 → 추워요. That is why the stem looks different in 매끄러워 and 매끄러우니 but unchanged in 매끄럽습니다.

What TOPIK level is 매끄럽다?

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.