건전하다 Korean adjective conjugation
to be sound, wholesome
Every form of 건전하다 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
- 건전한
- 아/어Infinitive
- 건전해
- -으니Since
- 건전하니
- 합니다Formal
- 건전합니다
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 | 건전해요 | 건전합니다 | 건전해 | 건전하다 |
과거Past
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 서술Statement | 건전했어요 | 건전했습니다 | 건전했어 | 건전했다 |
미래·추측Future & presumptive
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| -겠-Will / must be | 건전하겠어요 | 건전하겠습니다 | 건전하겠어 | 건전하겠다 |
| -을 것이다Going to | 건전할 거예요 | 건전할 것입니다 | 건전할 거야 | 건전할 것이다 |
의문Questions
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 건전해요? | 건전합니까? | 건전해? | 건전하니? |
| 과거Past | 건전했어요? | 건전했습니까? | 건전했어? | 건전했니? |
부정Negation
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 안Not (short) | 안 건전해요 | 안 건전합니다 | 안 건전해 | 안 건전하다 |
| -지 않다Not (long) | 건전하지 않아요 | 건전하지 않습니다 | 건전하지 않아 | 건전하지 않다 |
높임Honorific
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 건전하세요 | 건전하십니다 | 건전하셔 | 건전하시다 |
| 과거Past | 건전하셨어요 | 건전하셨습니다 | 건전하셨어 | 건전하셨다 |
관형사형Modifying a noun
- 현재Present
- 건전한
- 과거Past
- 건전한
- 미래Future
- 건전할
- 회상Used to
- 건전하던
연결Joining clauses
- -고and
- 건전하고
- -게-ly / so that
- 건전하게
- -어서so / and then
- 건전해서
- -으니까since
- 건전하니까
- -으면if / when
- 건전하면
- -지만but
- 건전하지만
- -는데and / but (setting up)
- 건전한데
- -어도even if
- 건전해도
문형Sentence patterns
How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.
- 1이 건전하다
예문In real sentences
From the dictionary, each with its translation.
정말 건전한 만남 같네
That sounds innocent enough
아주 좋아요, 매우 건전하죠
We're very good, very healthy.
건전하게 의견을 교환했을 뿐이야
It's just a healthy exchange of views, that's all.
방법이야 있지만 건전한 건 없지
I mean, there are ways, but none of them are healthy.
자주 묻는 질문Common questions
How do you conjugate 건전하다 in Korean?
건전하다 (to be sound, wholesome) is 건전해요 in the polite 해요체, 건전합니다 in formal 합니다체, 건전해 in casual 반말 and 건전하다 in the plain written style. The past is 건전했어요.
What is the past tense of 건전하다?
건전했어요 in everyday polite speech, 건전했습니다 formally. It is built from the 아/어 form 건전하여 plus ㅆ, which is why an irregular stem shows its irregularity here.
Is 건전하다 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 건전하여 and 건전하니 but unchanged in 건전합니다.
What TOPIK level is 건전하다?
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.