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B2 noun #2,800 mais comum 7 min de leitura

효율성

hyoyulseong
Pratique Exemplos Notas e dicas 효율성 em 30 segundos
Explicação 효율성 in your Level:
At the A1 level, '효율성' (efficiency) is a bit difficult, but you can think of it as 'doing things in a good way without wasting time.' Imagine you have two ways to go to school. Way A takes 10 minutes. Way B takes 30 minutes. Way A is more 'efficient.' In Korean, we use this word when we want to say something is 'smart' and 'fast.' You might see it on battery icons or in simple talk about saving energy. It's a big word, but it just means 'not wasting.'
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At the A2 level, you start to see '효율성' in more practical settings. You might hear it when talking about work or study. For example, '공부 효율성' means how well you study. If you study for 1 hour and learn 10 words, that's better than studying for 5 hours and learning 10 words. You can use it with '높다' (high) or '낮다' (low). You will also see it in stores when buying a fridge or a lightbulb—look for '에너지 효율' (energy efficiency) to save money on your bills.
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At the B1 level, you should be able to use '효율성' in sentences about your daily routine and work. You understand that it's a noun. You can say things like '업무 효율성을 높이기 위해 계획을 세워요' (I make a plan to increase work efficiency). You also start to distinguish it from '효과' (effect). You might use it to discuss technology, like why one smartphone is better than another because of its battery efficiency. It's a key word for explaining 'why' you do things in a certain way.
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At the B2 level, you use '효율성' naturally in professional and academic contexts. You understand that it refers to the ratio of input to output. You can discuss complex topics like '비용 효율성' (cost-efficiency) in business or '행정 효율성' (administrative efficiency) in government. You are comfortable using related verbs like '극대화하다' (maximize) or '제고하다' (enhance/improve). You also know the adverbial form '효율적으로' and can use it to modify various actions in a professional setting.
At the C1 level, you recognize the nuanced differences between '효율성', '능률', and '생산성'. You can engage in debates about whether an obsession with efficiency in Korean society leads to negative outcomes like stress or lack of innovation. You understand its use in abstract fields like economics (market efficiency) or computer science (algorithmic efficiency). You can use the word in formal writing, such as essays or business proposals, to argue for structural changes in an organization.
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At the C2 level, '효율성' is a tool for precise communication. You can discuss the philosophical implications of efficiency in the age of AI. You understand its historical context in Korea's rapid industrialization. You can use it in highly technical or literary contexts, perhaps critiquing the 'efficiency' of a poetic structure or analyzing the 'thermodynamic efficiency' of a complex system. You handle the word with the same dexterity as a native speaker, recognizing when to use it and when a more colloquial term like '가성비' or '실속' would be more appropriate.
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Pratique Exemplos Notas e dicas

효율성 em 30 segundos

  • Efficiency (효율성) is the ratio of output to input, focusing on minimizing waste of resources like time and money.
  • It is a formal Sino-Korean word used frequently in business, technology, and academic contexts to describe optimized processes.
  • Commonly paired with verbs like '높이다' (increase) and '떨어지다' (decrease), and often confused with '효과성' (effectiveness).
  • In daily Korean life, it appears in terms like 'energy efficiency' or 'work efficiency,' emphasizing the importance of 'smart' work over just 'hard' work.

The term 효율성 (Efficiency) is a cornerstone of modern Korean discourse, particularly in professional, academic, and technological contexts. At its core, it refers to the ratio of output to input—achieving the maximum possible result with the minimum expenditure of resources such as time, money, or energy. In a society like South Korea, which underwent rapid economic development (the Miracle on the Han River), the concept of 'efficiency' is deeply embedded in the national psyche and work culture.

Etymology
Derived from Hanja: 效 (효 - effect/result), 率 (률 - rate/ratio), and 性 (성 - nature/quality).
Core Concept
Doing things 'right' in terms of resource management, often contrasted with 'effectiveness' (효과성).

"새로운 소프트웨어를 도입한 후 업무 효율성이 30% 향상되었습니다." (After introducing the new software, work efficiency improved by 30%.)

To understand 효율성, one must look at the 'input-output' relationship. If two people finish the same task, but one takes two hours and the other takes five, the first person has higher 효율성. This isn't just about speed; it's about the quality of the process. In Korean business culture, this often translates to '가성비' (price-performance ratio) or '시성비' (time-performance ratio), which are colloquial extensions of the efficiency concept. The word is frequently used in engineering to describe machine performance, in economics to describe market behavior, and in personal development to describe time management.

"에너지 효율성 등급이 높은 가전제품을 선택하는 것이 경제적입니다." (It is economical to choose home appliances with high energy efficiency ratings.)

In the context of the Korean language, 효율성 is a noun that often takes the particles -이/가 (subject) or -을/를 (object). It is frequently paired with verbs like 높이다 (to raise), 향상시키다 (to improve), 극대화하다 (to maximize), or 떨어뜨리다 (to lower). When discussing the Korean education system or the fast-paced 'Pali-pali' (hurry-hurry) culture, 효율성 is often the justification for standardized testing and streamlined administrative processes. However, critics often argue that an over-reliance on 효율성 can lead to burnout or a lack of creativity.

Synonyms in Context
능률 (Efficiency/Productivity - often used for human labor), 생산성 (Productivity).

"우리는 시간 효율성을 위해 회의 시간을 단축하기로 했습니다." (We decided to shorten the meeting time for time efficiency.)

Ultimately, 효율성 is about optimization. Whether it's a fuel-efficient car (연비 효율성), a well-organized kitchen, or a streamlined coding algorithm, the goal is to eliminate waste. In Korean, you will see this word in news headlines regarding the economy, in school reports regarding study habits, and in technical manuals regarding hardware performance. It is a high-frequency B2-level word because it bridges the gap between everyday practicalities and professional/academic discourse.

Using 효율성 correctly requires understanding its collocations and the specific verbs it pairs with. Because it is a formal Sino-Korean noun, it is most at home in written reports, news, and professional conversations. However, it is also common in daily life when discussing habits or purchases.

1. Common Verb Pairings

  • 효율성을 높이다 / 향상시키다: To increase or improve efficiency. This is the most common way to express making a process better.
  • 효율성을 극대화하다: To maximize efficiency. Used in business and engineering to describe reaching the peak of performance.
  • 효율성이 떨어지다 / 저하되다: To decrease or drop in efficiency. Used when a system or person is becoming less productive.
  • 효율성을 따지다: To calculate or consider efficiency. Often used when evaluating whether something is worth the effort.

"재택근무가 업무 효율성을 높이는지에 대해 논란이 있습니다." (There is a debate over whether working from home increases work efficiency.)

2. Grammatical Structures

효율성 usually functions as the head of a noun phrase. You can combine it with other nouns to create specific terms:

Noun + 효율성
시간 효율성 (Time efficiency), 에너지 효율성 (Energy efficiency), 비용 효율성 (Cost efficiency), 학습 효율성 (Learning efficiency).

It can also be used with the possessive particle '-의' to describe the efficiency of a specific object or system: '이 시스템의 효율성' (The efficiency of this system).

"비용 대비 효율성을 고려하면 이 제품이 가장 좋습니다." (Considering the cost-efficiency, this product is the best.)

3. Contextual Nuances

In academic writing, 효율성 is used to describe theoretical models. In business, it's used in KPIs (Key Performance Indicators). In daily speech, if someone says "효율성이 없어요," they mean "It's a waste of time/effort." It carries a slightly cold, logical connotation, so using it in emotional or romantic contexts might sound out of place or humorous.

"공부할 때 휴식 시간을 갖는 것이 오히려 효율성을 높여줍니다." (Taking breaks while studying actually increases efficiency.)

You will encounter 효율성 in a variety of environments, ranging from the evening news to corporate boardrooms and tech reviews. Understanding these contexts helps in recognizing the word's versatility.

1. Workplace and Corporate Culture

In the Korean office, efficiency is a buzzword. You'll hear it during performance reviews, project planning, and strategy meetings. Managers often emphasize '업무 효율성' (work efficiency) to encourage employees to find better ways to handle tasks. It's often linked to digital transformation (DX) and the adoption of AI tools.

"이번 프로젝트의 목표는 운영 효율성을 20% 개선하는 것입니다." (The goal of this project is to improve operational efficiency by 20%.)

2. Technology and Gadget Reviews

If you watch Korean tech YouTubers (like ITSub or UnderKG), you'll hear them talk about '배터리 효율성' (battery efficiency) or '전력 효율' (power efficiency). This refers to how long a device lasts relative to its battery size or how much heat it generates.

3. Economics and News Reports

Economic news frequently discusses '시장 효율성' (market efficiency) or '자원 배분의 효율성' (efficiency of resource allocation). When the government announces new policies, they often claim the policy will increase the '행정 효율성' (administrative efficiency) of the country.

"정부는 공공기관의 효율성을 높이기 위해 구조조정을 단행했습니다." (The government carried out restructuring to increase the efficiency of public institutions.)

4. Education and Self-Help

Korean 'Gongstagram' (study Instagram) and YouTube study channels focus heavily on '학습 효율성' (learning efficiency). Students look for the most efficient ways to memorize vocabulary or solve math problems to survive the competitive education system.

Common Media Contexts
Documentaries on climate change (energy efficiency), business podcasts, and lifestyle blogs about minimalism.

Even advanced learners sometimes stumble when using 효율성. Here are the most common pitfalls to avoid.

1. Efficiency (효율성) vs. Effectiveness (효과성)

This is the most frequent mistake. 효율성 is about how you do something (input vs. output), while 효과성 is about whether you achieved the goal. For example, if you kill a fly with a sledgehammer, you were effective (the fly is dead) but not efficient (you used too much energy and destroyed the table).

"이 방법은 효과는 좋지만 효율성은 떨어집니다." (This method has a good effect, but the efficiency is low.)

2. Confusing 효율성 with 능률 (Productivity/Labor Efficiency)

While similar, 능률 (nung-nyul) is specifically used for human work or mechanical performance in a task-oriented sense. 효율성 is a broader, more abstract term that can apply to energy, markets, and systems. You can say '작업 능률' (work efficiency/speed), but '에너지 효율성' is the standard for energy.

3. Misusing Adverbial Forms

Learners often try to use 효율성 as an adverb by adding particles incorrectly. You should use 효율적으로 (efficiently) to modify a verb. Saying '효율성 일하다' is incorrect; it must be '효율적으로 일하다'.

4. Overusing it in Casual Conversation

Using '효율성' when talking to friends about a simple dinner choice might sound overly formal or robotic. Instead of saying "이 식당은 효율성이 좋아," people usually say "여기 가성비 진짜 좋다" (This place has great value for money).

Mistake Example
"나는 효율성 공부를 했다" (X) -> "나는 효율적으로 공부를 했다" (O)

To truly master 효율성, you should understand the words that live in its neighborhood. Each has a specific nuance.

1. 능률 (Nung-nyul) - Productivity / Efficiency

Focuses on the speed and ease of performing a task. It's often used when talking about how well a person is working at a specific moment. '기분이 좋으면 일의 능률이 오른다' (When you're in a good mood, work efficiency/productivity goes up).

2. 생산성 (Saeng-san-seong) - Productivity

A more economic term. It refers to the rate at which goods or services are produced. While 효율성 is about minimizing waste, 생산성 is about maximizing output. They are often used together: '효율성을 높여 생산성을 증대시키다'.

"자동화 시스템은 공장의 생산성을 획기적으로 높였습니다." (The automation system dramatically increased the factory's productivity.)

3. 유효성 (Yu-hyo-seong) - Validity / Effectiveness

Refers to whether something is valid or produces the intended effect. Used often in medicine (drug effectiveness) or legal contexts (validity of a contract).

4. 가성비 (Ga-seong-bi) - Cost-effectiveness

A slang/colloquial abbreviation of '가격 대비 성능' (Performance relative to price). This is the 'everyday' version of 효율성 when talking about shopping or eating out.

Related Term
최적화 (Choe-jeok-hwa) - Optimization. The process of making something as efficient as possible.

How Formal Is It?

Nível de dificuldade

Gramática essencial

-기 위해 (In order to)

-에 비해 (Compared to)

-을수록 (The more... the more...)

-아/어지다 (To become...)

-적 (Suffix for making nouns into adjectives)

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Exemplos por nível

1

이 방법은 효율성이 좋아요.

This method has good efficiency.

Subject + 효율성 + 이/가 + 좋아요 (adjective).

2

시간 효율성이 중요해요.

Time efficiency is important.

Noun + Noun structure.

3

에너지 효율성을 생각하세요.

Think about energy efficiency.

Object marker -을/를 used with 'think'.

4

효율성이 낮은 기계예요.

It's a machine with low efficiency.

Adjective form '낮은' modifying '기계'.

5

더 높은 효율성을 원해요.

I want higher efficiency.

Comparative '더 높은'.

6

이 차는 효율성이 나빠요.

This car has bad efficiency.

Antonym of '좋아요'.

7

공부 효율성을 높여요.

Increase study efficiency.

Verb '높이다' (to raise/increase).

8

돈의 효율성을 보세요.

Look at the efficiency of money.

Possessive marker -의.

1

업무 효율성을 위해 자리를 정리했어요.

I organized my desk for work efficiency.

-을/를 위해 (for the sake of).

2

이 세탁기는 에너지 효율성이 1등급이에요.

This washing machine is grade 1 in energy efficiency.

Specific terminology: 1등급 (Grade 1).

3

잠을 잘 자야 공부 효율성이 올라가요.

You need to sleep well for study efficiency to go up.

-아야/어야 (must/should) condition.

4

비용 효율성을 따져보고 결정합시다.

Let's weigh the cost-efficiency and then decide.

-고 (and then) connecting two verbs.

5

새 컴퓨터는 작업 효율성이 아주 좋습니다.

The new computer has very good work efficiency.

Adverb '아주' (very).

6

효율성이 떨어지는 일은 하지 마세요.

Don't do things that are low in efficiency.

-지 마세요 (prohibition).

7

시간을 효율성 있게 사용하고 싶어요.

I want to use time with efficiency.

Noun + 있게 (adverbial phrase).

8

이 앱은 배터리 효율성이 뛰어납니다.

This app has excellent battery efficiency.

Adjective '뛰어나다' (excellent/outstanding).

1

단순히 열심히 하는 것보다 효율성이 더 중요합니다.

Efficiency is more important than just working hard.

-보다 (than) comparison.

2

새로운 시스템 도입으로 운영 효율성이 개선되었습니다.

Operational efficiency has improved with the introduction of the new system.

-으로 (due to/by means of).

3

멀티태스킹은 오히려 효율성을 떨어뜨릴 수 있습니다.

Multitasking can actually decrease efficiency.

Adverb '오히려' (on the contrary).

4

우리는 자원 배분의 효율성을 높여야 합니다.

We must increase the efficiency of resource allocation.

Compound noun: 자원 배분 (resource allocation).

5

이 기계는 연료 효율성이 좋아서 인기가 많아요.

This machine is popular because its fuel efficiency is good.

-아서/어서 (reason/cause).

6

회의 시간을 줄이는 것이 업무 효율성에 도움이 됩니다.

Reducing meeting time helps with work efficiency.

-에 도움이 되다 (to be helpful for).

7

학습 효율성을 극대화하는 방법을 찾아봅시다.

Let's find a way to maximize learning efficiency.

Verb '극대화하다' (to maximize).

8

이 디자인은 공간 효율성이 매우 뛰어납니다.

This design has very excellent space efficiency.

Compound noun: 공간 효율성 (space efficiency).

1

기업들은 경쟁력을 확보하기 위해 효율성 제고에 힘쓰고 있습니다.

Companies are striving to enhance efficiency to secure competitiveness.

Noun '제고' (enhancement/improvement).

2

경제학에서 효율성은 자원이 낭비 없이 사용되는 상태를 말합니다.

In economics, efficiency refers to a state where resources are used without waste.

-는 상태를 말하다 (refers to a state where...).

3

정부는 공공 부문의 효율성을 높이기 위한 개혁을 추진 중입니다.

The government is pushing for reforms to increase the efficiency of the public sector.

-기 위한 (for the purpose of).

4

이 알고리즘은 데이터 처리 효율성 면에서 매우 우수합니다.

This algorithm is very superior in terms of data processing efficiency.

Noun + 면에서 (in terms of).

5

지나친 효율성 강조는 창의성을 저해할 우려가 있습니다.

Overemphasizing efficiency carries the risk of hindering creativity.

-을 우려가 있다 (there is a concern/risk that...).

6

생산 공정의 효율성을 분석한 결과, 병목 현상이 발견되었습니다.

As a result of analyzing the efficiency of the production process, a bottleneck was found.

-한 결과 (as a result of doing...).

7

마케팅 예산의 효율성을 측정하기 위해 KPI를 설정했습니다.

We set KPIs to measure the efficiency of the marketing budget.

Acronym KPI used in Korean business.

8

건축 설계 시 에너지 효율성을 최우선으로 고려해야 합니다.

When designing a building, energy efficiency must be considered as the top priority.

Noun + 시 (at the time of).

1

시장 효율성 가설에 따르면 주가는 모든 정보를 즉각 반영합니다.

According to the efficient market hypothesis, stock prices reflect all information immediately.

Academic term: 시장 효율성 가설 (Efficient Market Hypothesis).

2

조직의 유연성이 결여된 효율성은 장기적으로 독이 될 수 있습니다.

Efficiency lacking organizational flexibility can become poison in the long run.

Metaphorical use of '독' (poison).

3

파레토 효율성은 타인의 후생을 줄이지 않고는 자신의 후생을 늘릴 수 없는 상태입니다.

Pareto efficiency is a state where one's welfare cannot be increased without decreasing another's.

Technical term: 파레토 효율성 (Pareto efficiency).

4

기술적 효율성뿐만 아니라 배분적 효율성도 동시에 고려되어야 합니다.

Not only technical efficiency but also allocative efficiency must be considered simultaneously.

-뿐만 아니라 (not only... but also).

5

현대 사회의 효율성 지상주의는 인간 소외 현상을 야기하기도 합니다.

The efficiency-first principle of modern society sometimes causes human alienation.

Suffix -주의 (-ism/principle).

6

물류 시스템의 효율성 극대화는 글로벌 공급망 관리의 핵심 과제입니다.

Maximizing the efficiency of logistics systems is a core task of global supply chain management.

Sino-Korean heavy sentence structure.

7

신재생 에너지의 발전 효율성을 높이는 것이 탄소 중립의 관건입니다.

Increasing the power generation efficiency of renewable energy is the key to carbon neutrality.

Noun '관건' (key/crucial point).

8

민주주의 절차의 효율성 논란은 어제오늘의 일이 아닙니다.

The controversy over the efficiency of democratic procedures is nothing new.

Idiom: 어제오늘의 일이 아니다 (is not a recent thing/is common).

1

관료제의 비대화는 필연적으로 행정 효율성의 저하를 초래하기 마련입니다.

The bloating of bureaucracy is bound to inevitably lead to a decline in administrative efficiency.

-기 마련이다 (is bound to/is natural that...).

2

알고리즘의 시간 복잡도는 계산 효율성을 결정짓는 결정적 요인입니다.

The time complexity of an algorithm is a decisive factor that determines computational efficiency.

Technical term: 시간 복잡도 (Time complexity).

3

자본주의 체제 하에서 효율성은 종종 형평성이라는 가치와 충돌하곤 합니다.

Under the capitalist system, efficiency often conflicts with the value of equity.

-하에서 (under the condition of).

4

열역학 제2법칙에 의해 에너지는 결코 100%의 효율성을 달성할 수 없습니다.

According to the second law of thermodynamics, energy can never achieve 100% efficiency.

Scientific context.

5

도시 계획에 있어 공간 효율성의 미학은 기능과 형태의 조화에 있습니다.

In urban planning, the aesthetics of space efficiency lie in the harmony of function and form.

-에 있어 (in/regarding).

6

인공지능의 추론 효율성을 개선하려는 시도가 다각도로 이루어지고 있습니다.

Attempts to improve the inference efficiency of AI are being made from various angles.

Adverb '다각도로' (from various angles).

7

사회적 효율성의 관점에서 볼 때, 교육에 대한 투자는 가장 수익률이 높습니다.

From the perspective of social efficiency, investment in education has the highest return rate.

-의 관점에서 볼 때 (looking from the perspective of).

8

생태적 효율성을 무시한 성장은 결국 환경 파괴라는 부메랑으로 돌아옵니다.

Growth that ignores ecological efficiency eventually returns as the boomerang of environmental destruction.

Metaphorical use of '부메랑'.

Antônimos

비효율성 낭비

Colocações comuns

효율성을 높이다
효율성이 떨어지다
에너지 효율성
업무 효율성
비용 효율성
효율성을 극대화하다
효율성을 제고하다
시간 효율성
효율성 분석
효율성 등급

Frases Comuns

효율성이 좋다
효율성이 나쁘다
효율성을 따지다
효율성 면에서
효율성 중심
효율성 강화
효율성 지표
효율성 향상
효율성 검증
효율성 차이

Frequentemente confundido com

효율성 vs 효과성

Effectiveness (achieving the goal) vs. Efficiency (resource usage).

효율성 vs 능률

Task-specific productivity vs. General systemic efficiency.

효율성 vs 유효성

Validity/Effectiveness vs. Resource efficiency.

Expressões idiomáticas

"일석이조 (Killing two birds with one stone - high efficiency)"
"적은 비용으로 최대의 효과 (Maximum effect with minimum cost)"
"가성비가 좋다 (Good price-to-performance ratio)"
"손 안 대고 코 풀기 (To do something very easily/efficiently)"
"가성비 갑 (The king of cost-effectiveness)"
"시성비 (Time-to-performance ratio)"
"밑 빠진 독에 물 붓기 (Pouring water into a bottomless pit - zero efficiency)"
"가심비 (Satisfaction-to-price ratio)"
"헛수고 (Vain effort - zero efficiency)"
"마른 수건도 다시 짠다 (Wringing a dry towel - extreme efficiency/frugality)"

Fácil de confundir

효율성 vs

효율성 vs

효율성 vs

효율성 vs

효율성 vs

Padrões de frases

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Como usar

social

Can sometimes have a negative connotation of being 'soulless' or 'robotic'.

technical

Used in physics and engineering to denote the ratio of work done to energy supplied.

Erros comuns
  • Using '효율성' as an adverb (should be 효율적으로).
  • Confusing '효율성' with '효과성' (process vs result).
  • Pronouncing '성' without tensing (should be '썽').
  • Using '효율성' in highly emotional/personal contexts.
  • Confusing '효율' (the rate) with '효력' (legal force/effect).

Dicas

Learn the Hanja

Knowing that 'Hyo' (效) means effect and 'Yul' (率) means rate helps you understand many related words. This root appears in '효과' and '비율'. It makes memorizing advanced vocabulary much easier. You can connect it to other 'rate' words like '확률' (probability).

Adverbial Form

Remember to use '효율적으로' when you want to describe an action. Many learners mistakenly use the noun form where an adverb is needed. Practice saying '효율적으로 일해요' instead of '효율성 일해요'. This is a key marker of B2 level proficiency.

The 'Pali-pali' Link

Understand that efficiency is often a polite way to talk about speed in Korea. When a boss asks for efficiency, they often want it done fast. However, in technical contexts, it remains strictly about resource ratios. Context is everything.

Efficiency vs Effectiveness

Don't confuse 효율성 with 효과성. Efficiency is about the 'how' (process), effectiveness is about the 'what' (result). In a Korean business setting, you want both. Use '효율성' when discussing saving costs or time.

Tensed Pronunciation

Focus on the '썽' sound at the end. If you pronounce it with a soft 's', it might sound slightly off to native ears. Tensing the consonant makes your Korean sound more sharp and professional. It's a small detail that makes a big difference.

Formal Reports

In reports, use '효율성 제고' (enhancing efficiency). It's a very common 'business Korean' phrase. It sounds much more professional than just saying '효율성 높이기'. This is a great tip for the TOPIK II writing section.

News Keywords

When you hear '효율성' on the news, listen for the word that comes before it. It's usually the topic of the report, like '에너지' (energy) or '정부' (government). This helps you predict the content of the news segment. It's a great listening strategy.

Use with 가성비

In casual settings, swap '효율성' for '가성비'. If you're talking about a cheap but good lunch, '가성비' is the way to go. If you're talking about a new factory process, stick with '효율성'. Knowing when to switch shows high register awareness.

The Battery Analogy

Think of efficiency as a battery. A high-efficiency phone stays alive longer with the same battery size. This visual helps anchor the concept of 'output per unit of input'. It's a universal concept that translates well to the Korean word.

Daily Evaluation

Try to use the word once a day to describe your own productivity. Say '오늘 공부 효율성이 좋았어' (My study efficiency was good today). Personalizing the word makes it stick in your long-term memory. It's a simple but effective habit.

Memorize

Origem da palavra

Contexto cultural

The 'Smart Work' movement aims to replace long hours with high-efficiency output.

Students attend 'hagwons' to learn the most efficient ways to solve exam questions.

The hurry-hurry culture drives the need for high efficiency.

Pratique na vida real

Contextos reais

Iniciadores de conversa

"업무 효율성을 높이는 나만의 팁이 있나요?"

"한국 사회의 효율성 중심 문화에 대해 어떻게 생각하세요?"

"최근에 산 물건 중 효율성이 가장 좋은 것은 무엇인가요?"

"공부할 때 효율성이 가장 높은 시간대는 언제인가요?"

"재택근무가 효율성을 높인다고 생각하시나요?"

Temas para diário

오늘 하루 나의 시간 효율성을 1점부터 10점까지 평가해보고 그 이유를 쓰세요.

효율성보다 더 중요한 가치가 있다면 무엇일지 서술하세요.

내가 사용하는 도구들 중 효율성을 획기적으로 높여준 것에 대해 쓰세요.

Perguntas frequentes

10 perguntas

No, it is used for people, systems, and organizations too. It describes how well any resource is used. For example, 'study efficiency' is very common. It applies to anything with an input and an output.

효율 is 'efficiency' (the rate), while 효율성 is 'the quality of being efficient.' In many cases, they are interchangeable. However, 효율성 is more common when talking about the general concept or property. 효율 is used more in technical formulas like 'fuel efficiency' (연료 효율).

Yes, but it sounds a bit formal. If you say a person is 'efficient,' you'd usually say '일 처리가 효율적이다' (their work processing is efficient). Calling a person '효율성 있는 사람' is okay but sounds like a business evaluation.

You use '비효율적' (adjective) or '비효율성' (noun). The prefix '비-' means 'non-' or 'un-'. For example, '비효율적인 회의' means an inefficient meeting. It is a very common antonym.

가성비 is a specific type of efficiency—cost efficiency. It's used mostly in shopping and dining. 효율성 is the broader, more formal academic term. You wouldn't use 가성비 in a scientific paper about engines.

The rapid growth of the Korean economy required maximizing limited resources. This created a culture that values speed and high output. Efficiency became a survival strategy. Now, it's a deeply ingrained social value.

Not necessarily. It means using the *least* resources. If going slow saves a lot of energy and still gets the job done, that could be more efficient than going fast and wasting energy. But in practice, it often correlates with speed.

Common verbs include 높이다 (raise), 향상시키다 (improve), 저하시키다 (lower), 극대화하다 (maximize), and 분석하다 (analyze). These are standard collocations. Using them will make you sound very natural.

Probably not, unless you're joking. Saying 'Our love is efficient' would sound like you're a robot. It's a logical, cold word. Use it for tasks, money, and systems instead.

It is written as 효율성 but pronounced as 효율썽. This is because of the 'ㄹ' sound at the end of '율'. Many Korean words follow this tensing rule. Always remember the pronunciation for speaking.

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