어처구니없다 Korean adjective conjugation

be absurd, ridiculous, preposterous, ludicrous

TOPIK 6 6급adjective 형용사regular 규칙Dictionary entry 단어

Every form of 어처구니없다 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
어처구니없는
아/어Infinitive
어처구니없어
-으니Since
어처구니없으니
합니다Formal
어처구니없습니다

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 어처구니없어요어처구니없습니다어처구니없어어처구니없다

과거Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 어처구니없었어요어처구니없었습니다어처구니없었어어처구니없었다

미래·추측Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 어처구니없겠어요어처구니없겠습니다어처구니없겠어어처구니없겠다
-을 것이다Going to 어처구니없을 거예요어처구니없을 것입니다어처구니없을 거야어처구니없을 것이다

의문Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 어처구니없어요?어처구니없습니까?어처구니없어?어처구니없으니?
과거Past 어처구니없었어요?어처구니없었습니까?어처구니없었어?어처구니없었니?

부정Negation

해요체Polite합니다체Formal해체Casual한다체Plain
Not (short) 안 어처구니없어요안 어처구니없습니다안 어처구니없어안 어처구니없다
-지 않다Not (long) 어처구니없지 않아요어처구니없지 않습니다어처구니없지 않아어처구니없지 않다

높임Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 어처구니없으세요어처구니없으십니다어처구니없으셔어처구니없으시다
과거Past 어처구니없으셨어요어처구니없으셨습니다어처구니없으셨어어처구니없으셨다

관형사형Modifying a noun

현재Present
어처구니없는
과거Past
어처구니없은
미래Future
어처구니없을
회상Used to
어처구니없던

연결Joining clauses

-고and
어처구니없고
-게-ly / so that
어처구니없게
-어서so / and then
어처구니없어서
-으니까since
어처구니없으니까
-으면if / when
어처구니없으면
-지만but
어처구니없지만
-는데and / but (setting up)
어처구니없는데
-어도even if
어처구니없어도

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.

가장 어처구니없는 생각만 떠올리다가 얼어 버려요

I start thinking the most absurd things. I freeze. I freeze.

정말 어처구니없군

You're being ridiculous.

어처구니없는 결정이었어

That was an absurd decision.

아무도 알아듣지도 못하는 어처구니없는 약자들을 사용하거든요. OKR, PIP 같은 용어를요.

We have to have all these stupid acronyms that describe things that nobody understands: OKRs and PIPs.

자주 묻는 질문Common questions

How do you conjugate 어처구니없다 in Korean?

어처구니없다 (be absurd, ridiculous, preposterous, ludicrous) is 어처구니없어요 in the polite 해요체, 어처구니없습니다 in formal 합니다체, 어처구니없어 in casual 반말 and 어처구니없다 in the plain written style. The past is 어처구니없었어요.

What is the past tense of 어처구니없다?

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

Is 어처구니없다 a regular verb?

Yes. Its stem never changes shape: 어처구니없습니다, 어처구니없어, 어처구니없으니 all keep 어처구니없 intact. Only the ending moves.

What TOPIK level is 어처구니없다?

6급 — TOPIK 6, mastery.

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.