날카롭다 Korean adjective conjugation

to be sharp

Every form of 날카롭다 across the four speech levels. It is ㅂ irregular — ㅂ becomes 우 before a vowel: 춥다 → 추워요.

기본형Principal parts

The four forms the dictionary prints. Every other form on this page is derived from them.

관형사형Modifier
날카로운
아/어Infinitive
날카로워
-으니Since
날카로우니
합니다Formal
날카롭습니다

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 날카로워요날카롭습니다날카로워날카롭다

과거Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 날카로웠어요날카로웠습니다날카로웠어날카로웠다

미래·추측Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 날카롭겠어요날카롭겠습니다날카롭겠어날카롭겠다
-을 것이다Going to 날카로울 거예요날카로울 것입니다날카로울 거야날카로울 것이다

의문Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 날카로워요?날카롭습니까?날카로워?날카로우니?
과거Past 날카로웠어요?날카로웠습니까?날카로웠어?날카로웠니?

부정Negation

해요체Polite합니다체Formal해체Casual한다체Plain
Not (short) 안 날카로워요안 날카롭습니다안 날카로워안 날카롭다
-지 않다Not (long) 날카롭지 않아요날카롭지 않습니다날카롭지 않아날카롭지 않다

높임Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 날카로우세요날카로우십니다날카로우셔날카로우시다
과거Past 날카로우셨어요날카로우셨습니다날카로우셨어날카로우셨다

관형사형Modifying a noun

현재Present
날카로운
과거Past
날카로운
미래Future
날카로울
회상Used to
날카롭던

연결Joining clauses

-고and
날카롭고
-게-ly / so that
날카롭게
-어서so / and then
날카로워서
-으니까since
날카로우니까
-으면if / when
날카로우면
-지만but
날카롭지만
-는데and / but (setting up)
날카로운데
-어도even if
날카로워도

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.

그러나 이 소설은 사회를 날카롭게 비판하지요.

But its social critique cuts far deeper.

사방이 날카로운 칼로 되어있는 곳으로 가는 것이에요.

To go to that place where every surface is a blade.

이것은 무겁고 많은 날카로운 회전체를 갖고 있습니다.

It's quite heavy, lots of spinning, sharp things.

정부가 소녀들을 구하기 위해 뭘 했는지 날카로운 질문들을 했습니다.

We asked tough questions about what they were doing to bring these girls back.

자주 묻는 질문Common questions

How do you conjugate 날카롭다 in Korean?

날카롭다 (to be sharp) is 날카로워요 in the polite 해요체, 날카롭습니다 in formal 합니다체, 날카로워 in casual 반말 and 날카롭다 in the plain written style. The past is 날카로웠어요.

What is the past tense of 날카롭다?

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

Is 날카롭다 irregular?

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

What TOPIK level is 날카롭다?

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.