변덕스럽다

to be fickle, to be mercurial, to be capricious

Principal parts

관형사형Modifier
변덕스러운
아/어Infinitive
변덕스러워
-으니Since
변덕스러우니
합니다Formal
변덕스럽습니다

Present

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 변덕스러워요변덕스럽습니다변덕스러워변덕스럽다

Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 변덕스러웠어요변덕스러웠습니다변덕스러웠어변덕스러웠다

Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 변덕스럽겠어요변덕스럽겠습니다변덕스럽겠어변덕스럽겠다
-을 것이다Going to 변덕스러울 거예요변덕스러울 것입니다변덕스러울 거야변덕스러울 것이다

Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 변덕스러워요?변덕스럽습니까?변덕스러워?변덕스러우니?
과거Past 변덕스러웠어요?변덕스러웠습니까?변덕스러웠어?변덕스러웠니?

Negation

해요체Polite합니다체Formal해체Casual한다체Plain
안Not (short) 안 변덕스러워요안 변덕스럽습니다안 변덕스러워안 변덕스럽다
-지 않다Not (long) 변덕스럽지 않아요변덕스럽지 않습니다변덕스럽지 않아변덕스럽지 않다

Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 변덕스러우세요변덕스러우십니다변덕스러우셔변덕스러우시다
과거Past 변덕스러우셨어요변덕스러우셨습니다변덕스러우셨어변덕스러우셨다

Modifying a noun

현재Present
변덕스러운
과거Past
변덕스러운
미래Future
변덕스러울
회상Used to
변덕스럽던

Joining clauses

-고and
변덕스럽고
-게-ly / so that
변덕스럽게
-어서so / and then
변덕스러워서
-으니까since
변덕스러우니까
-으면if / when
변덕스러우면
-지만but
변덕스럽지만
-는데and / but (setting up)
변덕스러운데
-어도even if
변덕스러워도

Sentence patterns

In real sentences

여긴 날씨가 변덕스러워.

The weather is changeable here.

로맨스는 원대하고 아름다우며 변덕스러운 것입니다.

Romance is a grand and beautiful and quirky thing.

안 됐네, 잭 사랑은 변덕스러운 거야

Poor Jack, love is fickle.

유명인을 대하는 우리의 태도는 변덕스러워요, 맞죠?

And the way that we treat celebrities is very fickle, right?

Common questions

How do you conjugate 변덕스럽다 in Korean?

변덕스럽다 (to be fickle, to be mercurial, to be capricious) is 변덕스러워요 in the polite 해요체, 변덕스럽습니다 in formal 합니다체, 변덕스러워 in casual 반말 and 변덕스럽다 in the plain written style. The past is 변덕스러웠어요.

What is the past tense of 변덕스럽다?

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

Is 변덕스럽다 irregular?

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

What TOPIK level is 변덕스럽다?

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.