B2 adjective Neutral

효과적이다

[hjo.kwa.t͡ɕʌ.ɡi.da]

Successful in producing a desired or intended result. Used to evaluate solutions or methods in academic discussions.

Examples

3 of 5
1

시간 관리를 효과적으로 하는 것이 중요해요.

It's important to manage time effectively.

2

시청각 자료는 학습에 효과적이다.

Audio-visual materials are effective for learning.

3

이 마케팅 전략은 매우 효과적이었습니다.

This marketing strategy was very effective.

Word Family

Noun
효과
Adverb
효과적으로
Adjective
효과적이다
💡

Memory Tip

Hyo-gwa: 'Hyo' (effect/filial piety) + 'Gwa' (fruit). The fruit of your effort.

Quick Quiz

규칙적인 운동은 스트레스 해소에 ______.

Correct!

The correct answer is: 효과적이다

Examples

1

시간 관리를 효과적으로 하는 것이 중요해요.

everyday

It's important to manage time effectively.

2

시청각 자료는 학습에 효과적이다.

academic

Audio-visual materials are effective for learning.

3

이 마케팅 전략은 매우 효과적이었습니다.

business

This marketing strategy was very effective.

4

범죄 예방을 위한 효과적인 대책이 필요합니다.

formal

Effective measures for crime prevention are needed.

5

이거 진짜 효과적이야, 써 봐.

informal

This is really effective, try it.

Word Family

Noun
효과
Adverb
효과적으로
Adjective
효과적이다

Common Collocations

매우 효과적이다 to be very effective
효과적인 방법 effective method
효과적인 수단 effective means
학습에 효과적이다 to be effective for learning
효과적으로 수행하다 to perform effectively

Common Phrases

효과를 보다

to see an effect

부작용 효과

side effect (lit. side-effect effect)

시너지 효과

synergy effect

Often Confused With

효과적이다 vs 효율적이다

Hyo-gwa-jeok-i-da means achieving the goal, while hyo-yul-jeok-i-da means achieving it with minimum waste (efficiency).

📝

Usage Notes

Essential for 'Problem and Solution' essays to evaluate the proposed solutions.

⚠️

Common Mistakes

Pronunciation of '효과' is often [효꽈] in spoken Korean, but [효과] is standard.

💡

Memory Tip

Hyo-gwa: 'Hyo' (effect/filial piety) + 'Gwa' (fruit). The fruit of your effort.

📖

Word Origin

From Hanja 效果 (effect).

Grammar Patterns

~에 효과적이다 효과적인 ~

Quick Quiz

규칙적인 운동은 스트레스 해소에 ______.

Correct!

The correct answer is: 효과적이다

More academic words

영향

B2

The power or effect that something has on another person, thing, or situation. It is a core concept in academic writing when discussing cause and effect.

주장하다

B2

To state strongly that something is true, especially when others might disagree. This is a fundamental verb for reporting opinions in academic essays.

증가하다

B2

To become greater in size, amount, or degree. This is the most common verb used in IELTS Writing Task 1 to describe upward trends in graphs.

관점

B2

A particular way of considering or evaluating something; a perspective. It is used to present different angles of an argument.

결과

B2

A thing that is caused or produced by something else; an outcome. Crucial for discussing findings in research or the effects of social issues.

강조하다

B2

To give special importance or prominence to something in speaking or writing. Used to highlight key points in an argument.

비교하다

B2

To estimate, measure, or note the similarity or dissimilarity between two or more things. It is a core skill for evaluating different theories or datasets.

구조

B2

The arrangement of and relations between the parts or elements of something complex. Can refer to physical buildings, social systems, or the organization of an essay.

구성하다

B2

To form, compose, or organize something by putting various parts or elements together. Used for describing structures of groups, books, or substances.

안정적

B2

Being in a state of balance, unlikely to change or fail; consistent and reliable.

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