건전하다

to be sound, wholesome

Principal parts

관형사형Modifier
건전한
아/어Infinitive
건전해
-으니Since
건전하니
합니다Formal
건전합니다

Present

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 건전해요건전합니다건전해건전하다

Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 건전했어요건전했습니다건전했어건전했다

Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 건전하겠어요건전하겠습니다건전하겠어건전하겠다
-을 것이다Going to 건전할 거예요건전할 것입니다건전할 거야건전할 것이다

Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 건전해요?건전합니까?건전해?건전하니?
과거Past 건전했어요?건전했습니까?건전했어?건전했니?

Negation

해요체Polite합니다체Formal해체Casual한다체Plain
안Not (short) 안 건전해요안 건전합니다안 건전해안 건전하다
-지 않다Not (long) 건전하지 않아요건전하지 않습니다건전하지 않아건전하지 않다

Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 건전하세요건전하십니다건전하셔건전하시다
과거Past 건전하셨어요건전하셨습니다건전하셨어건전하셨다

Modifying a noun

현재Present
건전한
과거Past
건전한
미래Future
건전할
회상Used to
건전하던

Joining 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

Sentence patterns

In real sentences

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.

Common 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.