한글

고치다 conjugation

to fix, to repair, to correctgochidaVerbRegular verb
Conjugation of 고치다
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Dictionary고치다
Polite present고쳐요
Polite past고쳤어요
Polite future고칠 거예요
Formal고칩니다

The polite forms end in 요 and suit most conversations; the formal form is for announcements, presentations and first meetings. The same form works for I, you, she or they.

How 고치다 conjugates

  1. Find the stem. Take 다 off 고치다 and you are left with 고치.
  2. Check the last vowel. It is ㅣ, and any vowel other than ㅏ or ㅗ takes 어요.
  3. Join them. The vowels merge as they meet: 고치 + 어요 gives 고쳐요.
  4. Build the rest on it. The past tense adds ㅆ to the same base, giving 고쳤어요, and the table above has the future and the formal form.

More regular verbs

Conjugate any other verb with the Korean verb conjugator, or read the guide to Korean verb conjugation for the rules behind the table.