더하다

to add

TOPIK 3 3급verb 동사regular 규칙Dictionary entry 단어

Principal parts

관형사형Modifier
더하는
아/어Infinitive
더하
-으니Since
더하니
합니다Formal
더합니다

Present

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 더하요더합니다더하더한다

Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 더핬어요더핬습니다더핬어더핬다

Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 더하겠어요더하겠습니다더하겠어더하겠다
-을 것이다Going to 더할 거예요더할 것입니다더할 거야더할 것이다

Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 더하요?더합니까?더하?더하니?
과거Past 더핬어요?더핬습니까?더핬어?더핬니?

Commands

해요체Polite합니다체Formal해체Casual한다체Plain
명령Do it 더하세요더하십시오더하더하라
청유Let's 더하요더합시다더하더하자

Negation

해요체Polite합니다체Formal해체Casual한다체Plain
안Not (short) 안 더하요안 더합니다안 더하안 더한다
-지 않다Not (long) 더하지 않아요더하지 않습니다더하지 않아더하지 않는다
못Cannot 못 더하요못 더합니다못 더하못 더한다

Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 더하세요더하십니다더하셔더하신다
과거Past 더하셨어요더하셨습니다더하셨어더하셨다

Modifying a noun

현재Present
더하는
과거Past
더한
미래Future
더할
회상Used to
더하던

Joining clauses

-고and
더하고
-게-ly / so that
더하게
-어서so / and then
더하서
-으니까since
더하니까
-으면if / when
더하면
-지만but
더하지만
-는데and / but (setting up)
더하는데
-어도even if
더하도

In progress

해요체Polite합니다체Formal해체Casual한다체Plain
현재Is doing 더하고 있어요더하고 있습니다더하고 있어더하고 있다
과거Was doing 더하고 있었어요더하고 있었습니다더하고 있었어더하고 있었다

Sentence patterns

In real sentences

조금 더 해보도록 하지요.

Let me just see that a little bit. Ready, and go.

두 가지 얘기를 더 해드리죠.

Let me tell you two other stories today.

더 할 수 있을지도 모르겠습니다.

Maybe some of these conversations can continue.

무언가를 서로 더한다는 말입니다.

It's something you plus together.

Common questions

How do you conjugate 더하다 in Korean?

더하다 (to add) is 더하요 in the polite 해요체, 더합니다 in formal 합니다체, 더하 in casual 반말 and 더한다 in the plain written style. The past is 더핬어요.

What is the past tense of 더하다?

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

Is 더하다 a regular verb?

Yes. Its stem never changes shape: 더합니다, 더하, 더하니 all keep 더하 intact. Only the ending moves.

What TOPIK level is 더하다?

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.