우수하다 Korean adjective conjugation

to be excellent

Every form of 우수하다 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
우수한
아/어Infinitive
우수해
-으니Since
우수하니
합니다Formal
우수합니다

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 우수해요우수합니다우수해우수하다

과거Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 우수했어요우수했습니다우수했어우수했다

미래·추측Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 우수하겠어요우수하겠습니다우수하겠어우수하겠다
-을 것이다Going to 우수할 거예요우수할 것입니다우수할 거야우수할 것이다

의문Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 우수해요?우수합니까?우수해?우수하니?
과거Past 우수했어요?우수했습니까?우수했어?우수했니?

부정Negation

해요체Polite합니다체Formal해체Casual한다체Plain
Not (short) 안 우수해요안 우수합니다안 우수해안 우수하다
-지 않다Not (long) 우수하지 않아요우수하지 않습니다우수하지 않아우수하지 않다

높임Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 우수하세요우수하십니다우수하셔우수하시다
과거Past 우수하셨어요우수하셨습니다우수하셨어우수하셨다

관형사형Modifying a noun

현재Present
우수한
과거Past
우수한
미래Future
우수할
회상Used to
우수하던

연결Joining clauses

-고and
우수하고
-게-ly / so that
우수하게
-어서so / and then
우수해서
-으니까since
우수하니까
-으면if / when
우수하면
-지만but
우수하지만
-는데and / but (setting up)
우수한데
-어도even if
우수해도

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.

제일 우수한 학생도 아니죠.

They're not the best student in the world.

품질이 우수하려면 기술 외에도

So world class isn't just about technical performance.

시장의 다른 제품과 비슷하거나 더 우수해야 합니다.

It needs to perform on par or better than the best products on the market.

그는 우수한 교사로 여겨졌다.

He was considered an excellent teacher.

자주 묻는 질문Common questions

How do you conjugate 우수하다 in Korean?

우수하다 (to be excellent) is 우수해요 in the polite 해요체, 우수합니다 in formal 합니다체, 우수해 in casual 반말 and 우수하다 in the plain written style. The past is 우수했어요.

What is the past tense of 우수하다?

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

Is 우수하다 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 우수하여 and 우수하니 but unchanged in 우수합니다.

What TOPIK level is 우수하다?

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.