KoreanSum

Verbs · Regular

고치다 conjugation

to fix; to repair; to correct · gochida · sounds like [고치다]

Short answer: “To fix” in Korean is 고치다 (gochida), which also means to repair; to correct. Polite present: 고쳐요 (gocheoyo); past: 고쳤어요 (gocheosseoyo); future: 고칠 거예요. It is regular.

고치다 in sentences

All forms of 고치다

Present
Polite (해요) is the everyday safe choice; formal (합니다) is for news, announcements and work; casual (반말) is for close friends and younger people.
FormKoreanSounds likeRomanized
polite-아/어요고쳐요[고처요]gocheoyo
formal-(스)ㅂ니다고칩니다[고침니다]gochimnida
casual-아/어고쳐[고처]gocheo
plain (written)-(느)ㄴ다고친다[고친다]gochinda
formal question-(스)ㅂ니까?고칩니까?[고침니까]gochimnikka?
is …ing (polite)-고 있어요고치고 있어요[고치고 이써요]gochigo isseoyo
Past
FormKoreanSounds likeRomanized
polite-았/었어요고쳤어요[고처써요]gocheosseoyo
formal-았/었습니다고쳤습니다[고첟씀니다]gocheotseumnida
casual-았/었어고쳤어[고처써]gocheosseo
plain (written)-았/었다고쳤다[고첟따]gocheotda
Future
FormKoreanSounds likeRomanized
polite — will-(으)ㄹ 거예요고칠 거예요[고칠 꺼예요]gochil geoyeyo
formal-(으)ㄹ 겁니다고칠 겁니다[고칠 껌니다]gochil geomnida
casual-(으)ㄹ 거야고칠 거야[고칠 꺼야]gochil geoya
formal — I will (intention)-겠습니다고치겠습니다[고치겓씀니다]gochigetseumnida
Negative
FormKoreanSounds likeRomanized
not (short)안 …안 고쳐요[안 고처요]an gocheoyo
did not안 …았/었어요안 고쳤어요[안 고처써요]an gocheosseoyo
not (long)-지 않아요고치지 않아요[고치지 아나요]gochiji anayo
cannot못 …못 고쳐요[몯 꼬처요]mot gocheoyo
Honorific
Add -(으)시- when the subject is someone you respect (a teacher, a customer, an older person) — not yourself.
FormKoreanSounds likeRomanized
honorific — present-(으)세요고치세요[고치세요]gochiseyo
honorific — past-(으)셨어요고치셨어요[고치셔써요]gochisyeosseoyo
honorific — formal-(으)십니다고치십니다[고치심니다]gochisimnida
Requests
FormKoreanSounds likeRomanized
please …-(으)세요고치세요[고치세요]gochiseyo
please … (for me)-아/어 주세요고쳐 주세요[고처 주세요]gocheo juseyo
please don’t …-지 마세요고치지 마세요[고치지 마세요]gochiji maseyo
let’s … (formal)-(으)ㅂ시다고칩시다[고칩씨다]gochipsida
let’s … (casual)-자고치자[고치자]gochija
do … ! (casual command)-아/어라고쳐라[고처라]gocheora
Connecting
FormKoreanSounds likeRomanized
… and-고고치고[고치고]gochigo
… so / and then-아/어서고쳐서[고처서]gocheoseo
if …-(으)면고치면[고치면]gochimyeon
… but-지만고치지만[고치지만]gochijiman
because …-(으)니까고치니까[고치니까]gochinikka
… and / but (background)-는데고치는데[고치는데]gochineunde
even if …-아/어도고쳐도[고처도]gocheodo
while …-(으)면서고치면서[고치면서]gochimyeonseo
in order to …-(으)려고고치려고[고치려고]gochiryeogo
(go) to …-(으)러고치러[고치러]gochireo
before …-기 전에고치기 전에[고치기 저네]gochigi jeone
after …-(으)ㄴ 후에고친 후에[고친 후에]gochin hue
Describing a noun
These go before a noun: “the food (that) I ate”, “a cold day”.
FormKoreanSounds likeRomanized
(that) … now-는고치는[고치는]gochineun
(that) …ed-(으)ㄴ고친[고친]gochin
(that) will …-(으)ㄹ고칠[고칠]gochil
Useful patterns
FormKoreanSounds likeRomanized
I want to …-고 싶어요고치고 싶어요[고치고 시퍼요]gochigo sipeoyo
can …-(으)ㄹ 수 있어요고칠 수 있어요[고칠 쑤 이써요]gochil su isseoyo
cannot …-(으)ㄹ 수 없어요고칠 수 없어요[고칠 쑤 업써요]gochil su eopseoyo
have to …-아/어야 해요고쳐야 해요[고처야 해요]gocheoya haeyo
may … / it’s OK to …-아/어도 돼요고쳐도 돼요[고처도 돼요]gocheodo dwaeyo
must not …-(으)면 안 돼요고치면 안 돼요[고치면 안 돼요]gochimyeon an dwaeyo
…ing (noun)-기고치기[고치기]gochigi

How 고치다 changes

고치 ends in a vowel, so 고치 + 아/어 becomes 고쳐 → 고쳐요, 고쳤어요. Endings written -(으) attach directly → 고치면, 고칠. 고치다 is regular.

How every verb type works → · Why it sounds like that →

Questions

How do you say “fix” in Korean?

“To fix” is 고치다 (gochida), pronounced [고치다]. In a sentence: 컴퓨터를 고쳤어요. — I fixed the computer.

What is the past tense of 고치다?

고쳤어요 (gocheosseoyo) is the polite past tense of 고치다 (“to fix”). Formal: 고쳤습니다; casual: 고쳤어.

How do you say 고치다 politely?

Everyday polite: 고쳐요 (gocheoyo). Formal: 고칩니다. Casual, with close friends: 고쳐.

How do you say “I want to fix” in Korean?

고치고 싶어요 (gochigo sipeoyo), pronounced [고치고 시퍼요].

Is 고치다 irregular?

No. 고치 ends in a vowel, so 고치 + 아/어 becomes 고쳐 → 고쳐요, 고쳤어요. Endings written -(으) attach directly → 고치면, 고칠. 고치다 is regular.

More regular words like 고치다

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Forms follow 한글 맞춤법 (Korean spelling rules); pronunciation follows 표준 발음법 and romanization follows 국어의 로마자 표기법 (Revised Romanization). Last updated October 16, 2026. How we check