피로하다 Korean adjective conjugation

to be fatigued, weary

Every form of 피로하다 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
피로한
아/어Infinitive
피로해
-으니Since
피로하니
합니다Formal
피로합니다

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.

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 피로해요피로합니다피로해피로하다

과거Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 피로했어요피로했습니다피로했어피로했다

미래·추측Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 피로하겠어요피로하겠습니다피로하겠어피로하겠다
-을 것이다Going to 피로할 거예요피로할 것입니다피로할 거야피로할 것이다

의문Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 피로해요?피로합니까?피로해?피로하니?
과거Past 피로했어요?피로했습니까?피로했어?피로했니?

부정Negation

해요체Polite합니다체Formal해체Casual한다체Plain
Not (short) 안 피로해요안 피로합니다안 피로해안 피로하다
-지 않다Not (long) 피로하지 않아요피로하지 않습니다피로하지 않아피로하지 않다

높임Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 피로하세요피로하십니다피로하셔피로하시다
과거Past 피로하셨어요피로하셨습니다피로하셨어피로하셨다

관형사형Modifying a noun

현재Present
피로한
과거Past
피로한
미래Future
피로할
회상Used to
피로하던

연결Joining clauses

-고and
피로하고
-게-ly / so that
피로하게
-어서so / and then
피로해서
-으니까since
피로하니까
-으면if / when
피로하면
-지만but
피로하지만
-는데and / but (setting up)
피로한데
-어도even if
피로해도

문형Sentence patterns

How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.

예문In real sentences

From the dictionary, each with its translation.

마지막 세 번째는 피로함입니다.

And the third is fatigue.

너무 피로하다면?

What if I was too tired?

더 규칙적인 운동을 할수록 근육이 피로해지는데 걸리는 시간은 길어집니다.

The more regularly you exercise, the longer it takes for muscle fatigue to set in each time.

근육이 피로해지는 또 다른 주된 원인은 근육이 뇌에서 오는 신호에 응답한다는 것입니다.

There’s another major contributor: the muscle’s ability to respond to signals from the brain.

자주 묻는 질문Common questions

How do you conjugate 피로하다 in Korean?

피로하다 (to be fatigued, weary) is 피로해요 in the polite 해요체, 피로합니다 in formal 합니다체, 피로해 in casual 반말 and 피로하다 in the plain written style. The past is 피로했어요.

What is the past tense of 피로하다?

피로했어요 in everyday polite speech, 피로했습니다 formally. It is built from the 아/어 form 피로하여 plus ㅆ, which is why an irregular stem shows its irregularity here.

Is 피로하다 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 피로하여 and 피로하니 but unchanged in 피로합니다.

What TOPIK level is 피로하다?

3급 — TOPIK 3, lower 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.