적절하다 Korean adjective conjugation
to be appropriate, to be suited
Every form of 적절하다 across the four speech levels. It is 여 irregular — 하다 and every verb built on it: 하다 → 하여 → 해요.
기본형Principal parts
The four forms the dictionary prints. Every other form on this page is derived from them.
- 관형사형Modifier
- 적절한
- 아/어Infinitive
- 적절해
- -으니Since
- 적절하니
- 합니다Formal
- 적절합니다
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 | 적절해요 | 적절합니다 | 적절해 | 적절하다 |
과거Past
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 서술Statement | 적절했어요 | 적절했습니다 | 적절했어 | 적절했다 |
미래·추측Future & presumptive
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| -겠-Will / must be | 적절하겠어요 | 적절하겠습니다 | 적절하겠어 | 적절하겠다 |
| -을 것이다Going to | 적절할 거예요 | 적절할 것입니다 | 적절할 거야 | 적절할 것이다 |
의문Questions
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 적절해요? | 적절합니까? | 적절해? | 적절하니? |
| 과거Past | 적절했어요? | 적절했습니까? | 적절했어? | 적절했니? |
부정Negation
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 안Not (short) | 안 적절해요 | 안 적절합니다 | 안 적절해 | 안 적절하다 |
| -지 않다Not (long) | 적절하지 않아요 | 적절하지 않습니다 | 적절하지 않아 | 적절하지 않다 |
높임Honorific
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 적절하세요 | 적절하십니다 | 적절하셔 | 적절하시다 |
| 과거Past | 적절하셨어요 | 적절하셨습니다 | 적절하셨어 | 적절하셨다 |
관형사형Modifying a noun
- 현재Present
- 적절한
- 과거Past
- 적절한
- 미래Future
- 적절할
- 회상Used to
- 적절하던
연결Joining clauses
- -고and
- 적절하고
- -게-ly / so that
- 적절하게
- -어서so / and then
- 적절해서
- -으니까since
- 적절하니까
- -으면if / when
- 적절하면
- -지만but
- 적절하지만
- -는데and / but (setting up)
- 적절한데
- -어도even if
- 적절해도
문형Sentence patterns
How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.
- 1이 적절하다
예문In real sentences
From the dictionary, each with its translation.
소설은 이 점에서 아주 적절하죠.
The novel is very good on this point.
그런 요구를 할 적절한 시기지
It's the perfect time to make demands.
직장에서 그러는 건 적절하지 않으니
It would be inappropriate for the workplace, so I'm just gonna think it.
그 때가 적절한 시기라고 생각했던 거죠.
We thought that was a good time to announce it.
자주 묻는 질문Common questions
How do you conjugate 적절하다 in Korean?
적절하다 (to be appropriate, to be suited) is 적절해요 in the polite 해요체, 적절합니다 in formal 합니다체, 적절해 in casual 반말 and 적절하다 in the plain written style. The past is 적절했어요.
What is the past tense of 적절하다?
적절했어요 in everyday polite speech, 적절했습니다 formally. It is built from the 아/어 form 적절하여 plus ㅆ, which is why an irregular stem shows its irregularity here.
Is 적절하다 irregular?
Yes — it is 여 irregular (여 불규칙). 하다 and every verb built on it: 하다 → 하여 → 해요. That is why the stem looks different in 적절하여 and 적절하니 but unchanged in 적절합니다.
What TOPIK level is 적절하다?
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.