쓸데없다

to be useless

TOPIK 4 4급adjective 형용사regular 규칙Dictionary entry 단어

Principal parts

관형사형Modifier
쓸데없는
아/어Infinitive
쓸데없어
-으니Since
쓸데없으니
합니다Formal
쓸데없습니다

Present

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 쓸데없어요쓸데없습니다쓸데없어쓸데없다

Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 쓸데없었어요쓸데없었습니다쓸데없었어쓸데없었다

Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 쓸데없겠어요쓸데없겠습니다쓸데없겠어쓸데없겠다
-을 것이다Going to 쓸데없을 거예요쓸데없을 것입니다쓸데없을 거야쓸데없을 것이다

Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 쓸데없어요?쓸데없습니까?쓸데없어?쓸데없으니?
과거Past 쓸데없었어요?쓸데없었습니까?쓸데없었어?쓸데없었니?

Negation

해요체Polite합니다체Formal해체Casual한다체Plain
안Not (short) 안 쓸데없어요안 쓸데없습니다안 쓸데없어안 쓸데없다
-지 않다Not (long) 쓸데없지 않아요쓸데없지 않습니다쓸데없지 않아쓸데없지 않다

Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 쓸데없으세요쓸데없으십니다쓸데없으셔쓸데없으시다
과거Past 쓸데없으셨어요쓸데없으셨습니다쓸데없으셨어쓸데없으셨다

Modifying a noun

현재Present
쓸데없는
과거Past
쓸데없은
미래Future
쓸데없을
회상Used to
쓸데없던

Joining clauses

-고and
쓸데없고
-게-ly / so that
쓸데없게
-어서so / and then
쓸데없어서
-으니까since
쓸데없으니까
-으면if / when
쓸데없으면
-지만but
쓸데없지만
-는데and / but (setting up)
쓸데없는데
-어도even if
쓸데없어도

Sentence patterns

In real sentences

쓸데없는 걱정 좀 그만하세요.

Stop worrying yourself needlessly.

그러다가 쓸데없는 욕심을 내게 되죠.

Here's a part of the story, though, where I got a little greedy.

엄청난 시간과 노력이 필요하기에 많은 직원들은 쓸데없는 짓이라고 말하였습니다.

It takes a huge amount of time and effort; lots of people would call it distracting.

어떤 이들은 독서가 쓸데없다고 생각한다.

Some believe reading is a waste of time.

Common questions

How do you conjugate 쓸데없다 in Korean?

쓸데없다 (to be useless) is 쓸데없어요 in the polite 해요체, 쓸데없습니다 in formal 합니다체, 쓸데없어 in casual 반말 and 쓸데없다 in the plain written style. The past is 쓸데없었어요.

What is the past tense of 쓸데없다?

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

Is 쓸데없다 a regular verb?

Yes. Its stem never changes shape: 쓸데없습니다, 쓸데없어, 쓸데없으니 all keep 쓸데없 intact. Only the ending moves.

What TOPIK level is 쓸데없다?

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.