B1 verb Neutral

작용하다

[tɕagjoŋhada]

To act upon something or to have an effect/influence on a situation or process.

Examples

3 of 5
1

약이 몸에 어떻게 작용하는지 궁금해요.

I'm curious how the medicine acts on the body.

2

심리적 요인이 경기 결과에 크게 작용했다.

Psychological factors played a big role in the match result.

3

그게 너한테 좋게 작용할 거야.

That will work out well for you.

Word Family

Noun
작용
Verb
작용하다
💡

Memory Tip

Jak-yong (작용) - Think of 'Action' (Jak) for 'Young' (the effect it has).

Quick Quiz

이번 결정은 우리 팀에 유리하게 ( ) 것이다.

Correct!

The correct answer is: 작용할

Examples

1

약이 몸에 어떻게 작용하는지 궁금해요.

everyday

I'm curious how the medicine acts on the body.

2

심리적 요인이 경기 결과에 크게 작용했다.

formal

Psychological factors played a big role in the match result.

3

그게 너한테 좋게 작용할 거야.

informal

That will work out well for you.

4

중력은 모든 물체에 동일하게 작용한다.

academic

Gravity acts equally on all objects.

5

환율 변동이 수출 시장에 부정적으로 작용하고 있습니다.

business

Exchange rate fluctuations are acting negatively on the export market.

Word Family

Noun
작용
Verb
작용하다

Common Collocations

긍정적으로 작용하다 to act positively
부정적으로 작용하다 to act negatively
상호 작용하다 to interact
강하게 작용하다 to act strongly
요인으로 작용하다 to act as a factor

Common Phrases

부작용

side effect

상호 작용

interaction

반작용

reaction

Often Confused With

작용하다 vs 영향을 주다

영향을 주다 focuses on the result/influence, while 작용하다 focuses on the process of acting or functioning.

📝

Usage Notes

Frequently used in science-related IELTS passages or when discussing cause-and-effect relationships.

⚠️

Common Mistakes

Learners might use '일하다' (to work/labor) when they mean 'to function/act' in a scientific context.

💡

Memory Tip

Jak-yong (작용) - Think of 'Action' (Jak) for 'Young' (the effect it has).

📖

Word Origin

From Sino-Korean 作用 (작: make, 용: use).

Grammar Patterns

~에 작용하다 ~로 작용하다

Quick Quiz

이번 결정은 우리 팀에 유리하게 ( ) 것이다.

Correct!

The correct answer is: 작용할

Was this helpful?

Comments (0)

Login to Comment
No comments yet. Be the first to share your thoughts!

Start learning languages for free

Start Learning Free