A1 noun 중립

効果

/koːka/

The result or impact produced by an action, treatment, or cause. It is used to describe how well something works or the specific outcome achieved through effort or influence.

예시

3 / 5
1

この薬はすぐに効果が出ます。

This medicine takes effect quickly.

2

新政策の経済的効果を検討する必要があります。

We need to examine the economic effects of the new policy.

3

この筋トレ、効果あると思う?

Do you think this workout is effective?

어휘 가족

명사
効果
부사
効果的に
형용사
効果的
관련
有効性
💡

암기 팁

Think of a 'Coca-Cola' (Kouka) commercial; the 'effect' of drinking it is supposed to be instant happiness and refreshment.

빠른 퀴즈

毎日の練習は、ピアノの上達に大きな___があります。

정답!

정답은: 効果

예시

1

この薬はすぐに効果が出ます。

everyday

This medicine takes effect quickly.

2

新政策の経済的効果を検討する必要があります。

formal

We need to examine the economic effects of the new policy.

3

この筋トレ、効果あると思う?

informal

Do you think this workout is effective?

4

実験により、その成分の抗酸化効果が証明された。

academic

The experiment proved the antioxidant effect of the component.

5

先月の広告はあまり効果がありませんでした。

business

Last month's advertisement wasn't very effective.

어휘 가족

명사
効果
부사
効果的に
형용사
効果的
관련
有効性

자주 쓰는 조합

効果がある to be effective
効果が出る to show results
効果を試す to test the effectiveness
高い効果 high effectiveness
相乗効果 synergy / synergistic effect

자주 쓰는 구문

効果絶大

extremely effective

音響効果

sound effects

心理的効果

psychological effect

자주 혼동되는 단어

効果 vs 結果

'Kekka' is a general result (can be good or bad), while 'Kouka' focuses on the effectiveness or intended influence of an action.

効果 vs 効率

'Kouritsu' refers to efficiency (speed/resource usage), whereas 'Kouka' refers to effectiveness (the power to produce a result).

📝

사용 참고사항

Kouka is most commonly paired with the verbs 'aru' (to have) or 'deru' (to appear/show). It is used for positive or intended outcomes, except in the phrase 'gyaku-kouka' (backfire).

⚠️

자주 하는 실수

Learners often forget that 'kouka' is a noun and try to use it as a verb without 'ga aru' or 'wo motarasu'. Do not say 'kouka suru' to mean 'to be effective'.

💡

암기 팁

Think of a 'Coca-Cola' (Kouka) commercial; the 'effect' of drinking it is supposed to be instant happiness and refreshment.

📖

어원

Derived from Sinitic roots: 'kou' (効) meaning efficacy or result, and 'ka' (果) meaning fruit or consequence.

문법 패턴

~に効果がある (effective for/on ~) ~の効果で (due to the effect of ~) 効果的な + Noun (effective ~)
🌍

문화적 맥락

In Japanese marketing, especially for cosmetics and supplements, the word 'kouka' is strictly regulated by the Pharmaceutical Affairs Act regarding what claims can be made.

빠른 퀴즈

毎日の練習は、ピアノの上達に大きな___があります。

정답!

정답은: 効果

general 관련 단어

価値

A1

Kachi refers to the worth, merit, or importance of something, whether in a monetary, moral, or practical sense. It is commonly used to describe how useful or precious an object, idea, or action is to a person or society.

A1

A noun referring to a difference, gap, or margin between two or more things. It is frequently used to describe disparities in quantity, quality, time, or ability.

特徴

A1

A distinctive feature, characteristic, or trait that makes someone or something stand out from others. It is used to describe physical appearances, personality traits, or qualities of objects.

能力

A1

Nouryoku refers to the mental or physical power, skill, or capacity required to perform a specific task or function. It can describe both innate talent and skills acquired through learning and practice.

活用

A1

Katsuyou refers to the practical or effective application of a resource, skill, or piece of information to achieve a goal. In a linguistic context, it specifically describes the conjugation or inflection of verbs and adjectives to change their grammatical function.

影響

A1

The power or effect that someone or something has on the actions, behavior, or opinions of others. It describes how one thing can cause a change or produce a result in another thing, whether positive or negative.

結果

A1

Kekka refers to the outcome, effect, or consequence of an action, process, or event. It is used to describe what happens at the end of a situation, such as the score of a game or the marks on an exam.

目的

A1

Mokuteki refers to the specific reason or goal someone has in mind when performing an action. It describes the 'purpose' or 'objective' one hopes to achieve in the future.

一般的

A1

Refers to something that is common, standard, or applicable to a broad group of people or situations. It is often used to describe general opinions, methods, or facts that are widely accepted by society.

特別

A1

Describes something that is exceptional, unique, or different from the standard or ordinary. It is commonly used to indicate a special occasion, a specific person of importance, or a distinct quality that sets something apart from others.

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