착실하다 Korean adjective conjugation
to be stable, steady, steady-going, sure-footed
Every form of 착실하다 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
- 착실한
- 아/어Infinitive
- 착실해
- -으니Since
- 착실하니
- 합니다Formal
- 착실합니다
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 | 착실해요 | 착실합니다 | 착실해 | 착실하다 |
과거Past
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 서술Statement | 착실했어요 | 착실했습니다 | 착실했어 | 착실했다 |
미래·추측Future & presumptive
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| -겠-Will / must be | 착실하겠어요 | 착실하겠습니다 | 착실하겠어 | 착실하겠다 |
| -을 것이다Going to | 착실할 거예요 | 착실할 것입니다 | 착실할 거야 | 착실할 것이다 |
의문Questions
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 착실해요? | 착실합니까? | 착실해? | 착실하니? |
| 과거Past | 착실했어요? | 착실했습니까? | 착실했어? | 착실했니? |
부정Negation
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 안Not (short) | 안 착실해요 | 안 착실합니다 | 안 착실해 | 안 착실하다 |
| -지 않다Not (long) | 착실하지 않아요 | 착실하지 않습니다 | 착실하지 않아 | 착실하지 않다 |
높임Honorific
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 착실하세요 | 착실하십니다 | 착실하셔 | 착실하시다 |
| 과거Past | 착실하셨어요 | 착실하셨습니다 | 착실하셨어 | 착실하셨다 |
관형사형Modifying a noun
- 현재Present
- 착실한
- 과거Past
- 착실한
- 미래Future
- 착실할
- 회상Used to
- 착실하던
연결Joining clauses
- -고and
- 착실하고
- -게-ly / so that
- 착실하게
- -어서so / and then
- 착실해서
- -으니까since
- 착실하니까
- -으면if / when
- 착실하면
- -지만but
- 착실하지만
- -는데and / but (setting up)
- 착실한데
- -어도even if
- 착실해도
문형Sentence patterns
How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.
- 1이 착실하다
예문In real sentences
From the dictionary, each with its translation.
하지만 젊은 선수들이 착실하게 실력을 키웠다.
However, the young actor was able to take direction very well.
스타인벡은 종종 가난한 노동자 계급과 착실하고 정직한 삶을 위한 투쟁적인 글을 썼다.
Steinbeck often wrote about poor, working-class people and their struggle to lead a decent and honest life.
자주 묻는 질문Common questions
How do you conjugate 착실하다 in Korean?
착실하다 (to be stable, steady, steady-going, sure-footed) is 착실해요 in the polite 해요체, 착실합니다 in formal 합니다체, 착실해 in casual 반말 and 착실하다 in the plain written style. The past is 착실했어요.
What is the past tense of 착실하다?
착실했어요 in everyday polite speech, 착실했습니다 formally. It is built from the 아/어 form 착실하여 plus ㅆ, which is why an irregular stem shows its irregularity here.
Is 착실하다 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 착실하여 and 착실하니 but unchanged in 착실합니다.
What TOPIK level is 착실하다?
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.