쓸모없다 Korean adjective conjugation
to be useless
Every form of 쓸모없다 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
- 쓸모없는
- 아/어Infinitive
- 쓸모없어
- -으니Since
- 쓸모없으니
- 합니다Formal
- 쓸모없습니다
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.
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 서술Statement | 쓸모없어요 | 쓸모없습니다 | 쓸모없어 | 쓸모없다 |
과거Past
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 서술Statement | 쓸모없었어요 | 쓸모없었습니다 | 쓸모없었어 | 쓸모없었다 |
미래·추측Future & presumptive
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| -겠-Will / must be | 쓸모없겠어요 | 쓸모없겠습니다 | 쓸모없겠어 | 쓸모없겠다 |
| -을 것이다Going to | 쓸모없을 거예요 | 쓸모없을 것입니다 | 쓸모없을 거야 | 쓸모없을 것이다 |
의문Questions
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 쓸모없어요? | 쓸모없습니까? | 쓸모없어? | 쓸모없으니? |
| 과거Past | 쓸모없었어요? | 쓸모없었습니까? | 쓸모없었어? | 쓸모없었니? |
부정Negation
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 안Not (short) | 안 쓸모없어요 | 안 쓸모없습니다 | 안 쓸모없어 | 안 쓸모없다 |
| -지 않다Not (long) | 쓸모없지 않아요 | 쓸모없지 않습니다 | 쓸모없지 않아 | 쓸모없지 않다 |
높임Honorific
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 쓸모없으세요 | 쓸모없으십니다 | 쓸모없으셔 | 쓸모없으시다 |
| 과거Past | 쓸모없으셨어요 | 쓸모없으셨습니다 | 쓸모없으셨어 | 쓸모없으셨다 |
관형사형Modifying a noun
- 현재Present
- 쓸모없는
- 과거Past
- 쓸모없은
- 미래Future
- 쓸모없을
- 회상Used to
- 쓸모없던
연결Joining clauses
- -고and
- 쓸모없고
- -게-ly / so that
- 쓸모없게
- -어서so / and then
- 쓸모없어서
- -으니까since
- 쓸모없으니까
- -으면if / when
- 쓸모없으면
- -지만but
- 쓸모없지만
- -는데and / but (setting up)
- 쓸모없는데
- -어도even if
- 쓸모없어도
문형Sentence patterns
How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.
- 1이 쓸모없다
예문In real sentences
From the dictionary, each with its translation.
그런 건 다 쓸모없단 사실입니다.
I don't think any of it matters.
가끔은 쓸모 없는 것들도 있고요.
Many times it's empty; sometimes I have something there.
결국 실질적으로는 쓸모 없는 것이죠.
So it's practically naught.
지금의 주소 체계는 쓸모없다고 생각했죠.
We agreed that addresses were bad.
자주 묻는 질문Common questions
How do you conjugate 쓸모없다 in Korean?
쓸모없다 (to be useless) is 쓸모없어요 in the polite 해요체, 쓸모없습니다 in formal 합니다체, 쓸모없어 in casual 반말 and 쓸모없다 in the plain written style. The past is 쓸모없었어요.
What is the past tense of 쓸모없다?
쓸모없었어요 in everyday polite speech, 쓸모없었습니다 formally. It is built from the 아/어 form 쓸모없어 plus ㅆ, which is why an irregular stem shows its irregularity here.
Is 쓸모없다 a regular verb?
Yes. Its stem never changes shape: 쓸모없습니다, 쓸모없어, 쓸모없으니 all keep 쓸모없 intact. Only the ending moves.
What TOPIK level is 쓸모없다?
It carries no TOPIK grade. That is a fact about the published word lists rather than about the word — it conjugates by exactly the same rules as everything else.
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.