폐기하다 Korean verb conjugation
to discard
Every form of 폐기하다 across the four speech levels. It is a regular stem, so the endings below attach without changing it.
기본형Principal parts
The four forms the dictionary prints. Every other form on this page is derived from them.
- 관형사형Modifier
- 폐기하는
- 아/어Infinitive
- 폐기하
- -으니Since
- 폐기하니
- 합니다Formal
- 폐기합니다
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 | 폐기하요 | 폐기합니다 | 폐기하 | 폐기한다 |
과거Past
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 서술Statement | 폐기핬어요 | 폐기핬습니다 | 폐기핬어 | 폐기핬다 |
미래·추측Future & presumptive
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| -겠-Will / must be | 폐기하겠어요 | 폐기하겠습니다 | 폐기하겠어 | 폐기하겠다 |
| -을 것이다Going to | 폐기할 거예요 | 폐기할 것입니다 | 폐기할 거야 | 폐기할 것이다 |
의문Questions
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 폐기하요? | 폐기합니까? | 폐기하? | 폐기하니? |
| 과거Past | 폐기핬어요? | 폐기핬습니까? | 폐기핬어? | 폐기핬니? |
명령Commands
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 명령Do it | 폐기하세요 | 폐기하십시오 | 폐기하 | 폐기하라 |
| 청유Let's | 폐기하요 | 폐기합시다 | 폐기하 | 폐기하자 |
부정Negation
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 안Not (short) | 안 폐기하요 | 안 폐기합니다 | 안 폐기하 | 안 폐기한다 |
| -지 않다Not (long) | 폐기하지 않아요 | 폐기하지 않습니다 | 폐기하지 않아 | 폐기하지 않는다 |
| 못Cannot | 못 폐기하요 | 못 폐기합니다 | 못 폐기하 | 못 폐기한다 |
높임Honorific
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Present | 폐기하세요 | 폐기하십니다 | 폐기하셔 | 폐기하신다 |
| 과거Past | 폐기하셨어요 | 폐기하셨습니다 | 폐기하셨어 | 폐기하셨다 |
관형사형Modifying a noun
- 현재Present
- 폐기하는
- 과거Past
- 폐기한
- 미래Future
- 폐기할
- 회상Used to
- 폐기하던
연결Joining clauses
- -고and
- 폐기하고
- -게-ly / so that
- 폐기하게
- -어서so / and then
- 폐기하서
- -으니까since
- 폐기하니까
- -으면if / when
- 폐기하면
- -지만but
- 폐기하지만
- -는데and / but (setting up)
- 폐기하는데
- -어도even if
- 폐기하도
진행In progress
| 해요체Polite | 합니다체Formal | 해체Casual | 한다체Plain | |
|---|---|---|---|---|
| 현재Is doing | 폐기하고 있어요 | 폐기하고 있습니다 | 폐기하고 있어 | 폐기하고 있다 |
| 과거Was doing | 폐기하고 있었어요 | 폐기하고 있었습니다 | 폐기하고 있었어 | 폐기하고 있었다 |
문형Sentence patterns
How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.
- 1이 2를 폐기하다
예문In real sentences
From the dictionary, each with its translation.
그럼 그 바늘은 어떻게 폐기할 것인가.
So how do you dispose of that?
그렇다고 중력 가설을 폐기했나요?
So did we discard gravity?
그래서 선뜻 폐기할 수 없었네
That's why I didn't have the heart to destroy them.
상사에게 관련 프로그램을 폐기하자고 요청했었지.
He appealed to his bosses to end the program.
자주 묻는 질문Common questions
How do you conjugate 폐기하다 in Korean?
폐기하다 (to discard) is 폐기하요 in the polite 해요체, 폐기합니다 in formal 합니다체, 폐기하 in casual 반말 and 폐기한다 in the plain written style. The past is 폐기핬어요.
What is the past tense of 폐기하다?
폐기핬어요 in everyday polite speech, 폐기핬습니다 formally. It is built from the 아/어 form 폐기하 plus ㅆ, which is why an irregular stem shows its irregularity here.
Is 폐기하다 a regular verb?
Yes. Its stem never changes shape: 폐기합니다, 폐기하, 폐기하니 all keep 폐기하 intact. Only the ending moves.
What TOPIK level is 폐기하다?
It carries no TOPIK grade. That is a fact about the published word lists rather than about the word — it conjugates by exactly the same rules as everything else.
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.