At the A1 level, 발전시키다 is a very advanced word. Beginners usually learn '좋다' (to be good) or '만들다' (to make). However, you can think of 발전시키다 as 'making something better and bigger.' Imagine you have a small plant and you take care of it so it grows into a big tree—that is like 'developing' it. In simple Korean, we use it to talk about making our Korean language skills better. You might say '한국어 실력을 발전시켜요' (I develop my Korean skills). Even though it's a long word, remember it comes from '발전' (progress) and '시키다' (to make). It is a word for people who want to show they are working hard to improve something.
At the A2 level, you start to learn more 'Hanja' (Chinese character) based words. 발전시키다 is one of them. You can use it when talking about your hobbies or small projects. For example, if you like drawing, you can say '그림 실력을 발전시키고 싶어요' (I want to develop my drawing skills). The key here is the '시키다' part, which means you are the one doing the work to make the progress happen. It's different from '발전하다' (to develop by itself). Use this word when you want to sound more serious about your goals. It's a great word for writing about your plans for the future in a basic essay.
At the B1 level, 발전시키다 becomes a core vocabulary item for discussing professional and social topics. You should use it to describe how people, companies, or governments take active steps to improve systems, technologies, or economies. It is a transitive verb, so you must always use the object particle 을/를. For example, '회사는 신기술을 발전시켰습니다' (The company developed new technology). This level requires you to distinguish it from '개발하다' (to create/develop something new). 발전시키다 is about taking what already exists and making it more advanced. It is very common in news articles and business meetings.
At the B2 level, you are expected to use 발전시키다 in more complex grammatical structures and abstract contexts. You might use it with the '-기 위해' (in order to) or '-도록' (so that) endings to express purpose. For instance, '국가 경제를 발전시키기 위해 정부가 새로운 정책을 발표했다.' You should also be able to use it when discussing interpersonal relationships or philosophical ideas, such as '관계를 발전시키다' (to develop a relationship) or '이론을 발전시키다' (to develop a theory). At this stage, you should also be comfortable with its passive counterpart '발전되다' and know when to choose the active causative form to emphasize agency.
At the C1 level, 발전시키다 is used to describe sophisticated processes of evolution and refinement. You will encounter it in academic papers, high-level business strategies, and literary works. You should understand its nuances compared to synonyms like '진보시키다' (to advance socially/historically) or '향상시키다' (to improve quality). A C1 learner might use it to discuss how a specific cultural movement was '발전시킨' (developed) by subsequent generations. You should also be able to use it with advanced adverbs like '비약적으로' (rapidly/leapingly) or '지속가능하게' (sustainably) to provide a detailed analysis of how something is being developed.
At the C2 level, 발전시키다 is used with complete native-like precision, often in the context of systemic change or macro-level advancements. You can use it to debate complex topics like 'How to develop a sustainable global economy' or 'The ethical implications of developing AI.' You understand that 발전시키다 carries a weight of intentionality and long-term vision. You can use it in highly formal settings, such as diplomatic negotiations or academic keynotes, to describe the strategic advancement of international relations or scientific paradigms. Your usage reflects an understanding of the word's historical and cultural baggage in the context of Korea's rapid modernization.

발전시키다 30秒で

  • 발전시키다 means 'to develop' or 'to advance' something actively.
  • It is the causative form of 발전하다, requiring a direct object (을/를).
  • Commonly used for technology, economy, skills, and relationships.
  • It implies a positive trajectory and intentional effort by a subject.

The Korean verb 발전시키다 (bal-jeon-si-ki-da) is a powerful causative verb that translates to 'to develop,' 'to advance,' or 'to cause something to progress.' At its core, it is composed of the noun 발전 (development/progress) and the causative suffix -시키다 (to make/cause). Unlike the intransitive form 발전하다, which suggests a natural or spontaneous growth, 발전시키다 implies an active, intentional effort by an agent to improve or expand a specific object. This distinction is crucial for learners reaching the B1 level, as it allows for more precise descriptions of agency in business, technology, and personal growth contexts.

Grammatical Role
It is a transitive verb, meaning it always requires a direct object marked by 을/를. You are not just 'developing'; you are developing something.
Semantic Range
It covers everything from physical infrastructure and national economies to abstract concepts like personal skills, romantic relationships, or scientific theories.
Causative Nuance
The '-시키다' ending emphasizes that the subject is the catalyst for the change, often involving planning, investment, or hard work.

In a globalized world, this word is frequently used to describe how companies 발전시키다 their technologies to stay competitive. It isn't just about getting bigger; it's about getting better, more sophisticated, and more efficient. For instance, a software developer doesn't just 'make' an app; they develop it into a more robust platform. This nuance of 'sophistication' is what separates it from simpler verbs like 키우다 (to grow/raise) or 만들다 (to make).

우리는 이 기술을 세계 최고 수준으로 발전시키다 위해 노력하고 있습니다. (We are working hard to develop this technology to the world's highest level.)

Furthermore, the word carries a positive connotation. It is rarely used for the 'development' of something negative (like a disease, which would use 악화시키다 or 진행되다). It implies a trajectory toward a higher state of being. Whether it's a government trying to 발전시키다 the rural economy or a student trying to 발전시키다 their critical thinking skills, the underlying theme is one of progress and upward mobility.

To truly master this word, one must understand its collocations. It pairs naturally with nouns like 경제 (economy), 기술 (technology), 관계 (relationship), and 능력 (ability). In each case, the focus is on the transition from a basic state to a more advanced one. For example, '관계 발전을 시키다' (to develop a relationship) suggests moving from a casual acquaintance to a deep partnership through deliberate effort. This active involvement is the hallmark of the causative form.

정부는 신재생 에너지 산업을 집중적으로 발전시키다 계획입니다. (The government plans to intensively develop the renewable energy industry.)

In summary, 발전시키다 is not just about change; it is about directed, positive evolution. It requires a subject (the developer), an object (the thing being developed), and a goal (the advanced state). As you move into intermediate and advanced Korean, using this verb will help you sound more articulate in discussions about professional goals, societal changes, and technological trends. It reflects a mindset of continuous improvement and strategic growth that is highly valued in Korean culture, particularly in the context of the 'Miracle on the Han River' where national development was a primary focus.

Using 발전시키다 correctly requires an understanding of both its grammatical structure and its appropriate contexts. As a transitive verb, the most basic sentence pattern is: [Subject] + [Object] + 을/를 + 발전시키다. This structure clearly identifies who is responsible for the progress and what is being improved. For example, '회사가(Subject) 신제품을(Object) 발전시켰다(Verb).'

Tense Conjugation
Present: 발전시킨다 / 발전시켜요. Past: 발전시켰다 / 발전시켰어요. Future: 발전시킬 것이다 / 발전시킬 거예요.
Honorifics
When the subject is a person of higher status, use 발전시키시다 (e.g., 교수님께서 이론을 발전시키셨다).
Passive vs. Active
Remember that 발전되다 is the passive 'to be developed,' while 발전시키다 is the active 'to develop something.'

In formal writing, such as essays or reports, 발전시키다 is often used in the -기 위해 (in order to) or -고자 (intending to) structures. For instance, '국가 경쟁력을 발전시키기 위해 교육 개혁이 필요하다' (Education reform is necessary to develop national competitiveness). This demonstrates a high level of intentionality. It is also common in the causative-passive combination 발전시켜 나가다, which implies a continuous, ongoing process of development into the future.

우리는 고객의 피드백을 바탕으로 서비스를 계속 발전시켜 나갈 것입니다. (We will continue to develop our service based on customer feedback.)

Another important aspect is the level of formality. While you can use it in daily conversation, it carries a slightly formal or professional weight. If you are talking about 'developing' a hobby, you might use 키우다 or 연마하다. However, if you are talking about developing that hobby into a professional career, 발전시키다 is the perfect choice. It signals a transition from amateur to professional, or from simple to complex.

When discussing abstract ideas, 발전시키다 often takes nouns like 이론 (theory), 아이디어 (idea), or 전략 (strategy). In a brainstorming session, you might say, '그 아이디어를 좀 더 발전시켜 봅시다' (Let's develop that idea a bit more). This usage suggests adding detail, testing feasibility, and refining the concept until it is actionable. It’s about the transformation of a raw thought into a polished plan.

그는 자신의 작은 사업을 글로벌 기업으로 발전시켰다. (He developed his small business into a global enterprise.)

Finally, consider the adverbial modifiers. Words like 비약적으로 (leapingly/rapidly), 지속적으로 (continuously), or 체계적으로 (systematically) often accompany 발전시키다. These adverbs describe the manner in which the development is occurring, providing more depth to your Korean expression. For example, '기술을 체계적으로 발전시키다' implies a logical, step-by-step improvement process, which is a common goal in engineering and management.

You will encounter 발전시키다 in a variety of high-stakes environments. It is a staple of Korean news broadcasts, particularly in the 'Economy' and 'Science/IT' segments. News anchors often report on how the government or major corporations like Samsung or Hyundai are working to 발전시키다 new growth engines for the country. If you listen to a speech by a CEO or a political leader, you are almost guaranteed to hear this word used to describe their vision for the future.

Corporate Environment
In meetings, performance reviews, and project proposals. '직무 능력을 발전시키세요' (Develop your job skills).
Academic Lectures
Professors use it when discussing how historical movements or scientific discoveries were developed over time by various scholars.
Self-Help Media
YouTube channels and books focused on '자기계발' (self-development) use it to encourage viewers to develop their potential (잠재력을 발전시키다).

In the context of K-Dramas, you might hear it in office-themed shows (like Misaeng or Search: WWW). Characters often discuss how to 발전시키다 a project proposal to get approval from their superiors. It highlights the competitive and growth-oriented nature of the Korean workplace. Even in romantic dramas, a character might talk about wanting to 발전시키다 their relationship from 'just friends' to something more serious, though this is slightly more formal than saying '사귀다' (to date).

이번 프로젝트를 통해 우리 회사의 기술력을 한 단계 더 발전시킬 수 있을 것입니다. (Through this project, we will be able to develop our company's technical capabilities one step further.)

Documentaries are another rich source. Whether the subject is the history of Korean traditional music (Gugak) or the evolution of the internet in Korea, the narrator will use 발전시키다 to explain how various actors contributed to the current state of the field. It provides a sense of historical continuity and human agency. You'll hear phrases like '선조들이 발전시킨 기술' (technology developed by our ancestors).

In the digital world, tech blogs and product launch events (like a Galaxy Unpacked event) use this verb to describe software updates and hardware improvements. They don't just 'change' the camera; they 발전시키다 the imaging technology. This creates a narrative of progress and innovation that appeals to consumers. If you follow Korean tech news on platforms like Naver or Daum, you will see this word in headlines daily.

인공지능 기술을 우리 삶에 유익하게 발전시키는 것이 우리의 목표입니다. (Our goal is to develop AI technology in a way that is beneficial to our lives.)

Finally, in educational settings, teachers use it to motivate students. '여러분의 재능을 더 발전시키기 위해 노력하세요' (Try hard to develop your talents further). It shifts the focus from innate ability to the effort of development, which is a core value in the Korean education system. Understanding this word helps you tap into the cultural emphasis on constant growth and the proactive shaping of one's destiny.

One of the most frequent errors learners make is confusing 발전시키다 (transitive) with 발전하다 (intransitive). While both relate to development, their grammatical usage is distinct. You use 발전하다 when the subject itself is growing (e.g., '한국 경제가 발전했다' - The Korean economy developed). You use 발전시키다 when someone is making something grow (e.g., '정부가 경제를 발전시켰다' - The government developed the economy). Using the wrong one can make your sentence sound grammatically 'off' or change the meaning of who is responsible for the progress.

Mistake 1: Missing the Object
Saying '나는 발전시켰다' without saying what you developed is incomplete. You must specify the object: '나는 내 실력을 발전시켰다.'
Mistake 2: Confusing with '개발하다'
While similar, 개발하다 (to develop/exploit) is often used for creating something new or developing resources/land. 발전시키다 is more about taking something that exists and making it better/more advanced.
Mistake 3: Overusing in Casual Contexts
Using 발전시키다 for very minor things, like making a sandwich better, sounds overly dramatic. Stick to 개선하다 (improve) or 더 맛있게 만들다 for simple tasks.

Another common pitfall is the confusion between 발전시키다 and 성장시키다. 성장시키다 (to grow) is often used for biological growth or the size of a company. 발전시키다 is more about the quality, sophistication, and advancement of a system or skill. For example, you 'grow' (성장시키다) a small shop into a big one, but you 'develop' (발전시키다) the business model to be more efficient. Understanding this nuance will help you choose the most precise word for your intended meaning.

❌ 경제가 발전시켰다. (The economy developed - Wrong, needs an object)
✅ 경제가 발전했다. (The economy developed.)
✅ 정부가 경제를 발전시켰다. (The government developed the economy.)

Learners also struggle with the passive form. Sometimes they try to use 발전시키다 in a passive sense by adding -어지다, resulting in the awkward 발전시켜지다. While technically possible in some complex causative-passive constructions, it is almost always better to use the simpler 발전되다 (to be developed). Keeping your causative and passive forms separate will lead to much clearer communication.

Finally, watch out for the 'Konglish' influence. In English, 'develop' is used for everything from developing a photo to developing a habit. In Korean, these have specific verbs. Developing a photo is 인화하다, and developing a habit is 들이다. Using 발전시키다 in these cases would be a direct translation error. Always consider if the 'development' involves progress and advancement before reaching for this specific verb. By avoiding these common traps, you will demonstrate a much more sophisticated grasp of Korean semantics.

Understanding the synonyms and related terms for 발전시키다 helps you avoid repetition and choose the exact nuance you need. The most common alternative is 개발하다 (開發--). While often translated as 'develop,' 개발하다 usually implies bringing something into existence or exploiting a resource. You 개발하다 a new software, a new product, or a plot of land. In contrast, you 발전시키다 an existing technology to the next level. The two are often used together: '신기술을 개발하고 이를 더욱 발전시키다' (To develop a new technology and further advance it).

향상시키다 (向上--)
To improve or elevate. Often used for skills, quality, or standards (e.g., 실력을 향상시키다). It focuses on 'going up' in level.
증진시키다 (增進--)
To promote or enhance. Frequently used for health, welfare, or friendship (e.g., 건강을 증진시키다). It implies an increase in a positive state.
개선하다 (改善--)
To improve or reform. Used when there is a flaw or problem that needs fixing (e.g., 제도를 개선하다). 발전시키다 is more about growth than fixing errors.

Another interesting comparison is with 진보시키다 (進步--). This word specifically means 'to make progress' or 'to advance,' often in a social, political, or scientific sense. It carries a strong connotation of moving forward in history. While 발전시키다 can be used for a company's profit, 진보시키다 is more likely to be used for human rights or democratic values. Choosing 진보시키다 adds a layer of ideological or historical significance to your statement.

회사는 신제품을 개발했고, 연구팀은 그 성능을 더욱 발전시켰다. (The company developed a new product, and the research team further advanced its performance.)

For personal growth, you might encounter 연마하다 (硏磨--), which means to polish or hone a skill through rigorous practice. If 발전시키다 is the broad goal of getting better, 연마하다 is the specific, repetitive action of training. Similarly, 배양하다 (培養--) means to cultivate or nurture, often used for talents, abilities, or even bacteria. It suggests a more organic, careful process of growth compared to the more structural or systemic feel of 발전시키다.

Lastly, 확장시키다 (擴張--) means to expand or enlarge. While 발전시키다 focuses on qualitative improvement (getting better), 확장시키다 focuses on quantitative growth (getting bigger). A business might 발전시키다 its customer service quality while simultaneously 확장시키다 its market share to other countries. Knowing these distinctions allows you to describe complex processes with precision, showing that you understand not just that things are changing, but how they are changing.

우리는 단순히 규모를 확장하는 것이 아니라, 내실을 발전시키는 데 집중해야 합니다. (We should focus on developing our inner substance, not just expanding our scale.)

How Formal Is It?

難易度

知っておくべき文法

-게 하다 (causative)

-어지다 (passive/change of state)

-기 위해 (in order to)

-는 데 (in the process of)

レベル別の例文

1

저는 한국어 실력을 발전시키고 싶어요.

I want to develop my Korean skills.

발전시키다 + -고 싶다 (want to)

2

우리는 이 마을을 발전시켜야 해요.

We must develop this village.

-어야 하다 (must/have to)

3

선생님은 제 꿈을 발전시켜 주셨어요.

The teacher helped develop my dream.

-어 주다 (do something for someone)

4

더 좋은 아이디어를 발전시킵시다.

Let's develop a better idea.

-읍시다 (let's)

5

그는 요리 실력을 발전시켰어요.

He developed his cooking skills.

Past tense -었-

6

매일 연습해서 실력을 발전시켜요.

Practice every day and develop your skills.

-어서 (reason/sequence)

7

이 게임은 창의력을 발전시켜요.

This game develops creativity.

Present tense

8

우리는 관계를 발전시킬 거예요.

We will develop our relationship.

Future tense -(으)ㄹ 거예요

1

취미를 직업으로 발전시키고 싶습니다.

I want to develop my hobby into a job.

Noun + -(으)로 (into/as)

2

정부는 이 지역을 관광지로 발전시켰습니다.

The government developed this area into a tourist spot.

Formal past tense -었습니다

3

그 회사는 새로운 기술을 발전시키고 있어요.

That company is developing new technology.

-고 있다 (progressive)

4

운동은 건강을 발전시키는 데 도움이 됩니다.

Exercise helps in developing health.

-는 데 (in doing something)

5

우리는 이 계획을 더 발전시켜야 합니다.

We need to develop this plan further.

Adverb '더' (more)

6

독서는 사고력을 발전시켜 줍니다.

Reading develops thinking skills.

Causative + benefit suffix

7

그는 자신의 재능을 발전시키기 위해 노력해요.

He works hard to develop his talent.

-기 위해 (in order to)

8

함께 노력하면 우리 사회를 발전시킬 수 있어요.

If we work together, we can develop our society.

-(으)ㄹ 수 있다 (can)

1

기업들은 경쟁력을 발전시키기 위해 혁신을 추구합니다.

Companies pursue innovation to develop their competitiveness.

Focus on 'competitiveness' (경쟁력)

2

이 프로젝트는 지역 경제를 발전시키는 데 목적이 있습니다.

This project aims to develop the local economy.

Noun + -에 목적이 있다

3

그 학자는 기존의 이론을 새롭게 발전시켰습니다.

The scholar developed the existing theory in a new way.

Adverb '새롭게' (newly)

4

우리는 고객 서비스를 지속적으로 발전시켜야 합니다.

We must continuously develop our customer service.

Adverb '지속적으로' (continuously)

5

인터넷은 정보를 공유하는 방식을 발전시켰습니다.

The internet developed the way we share information.

Noun + -는 방식 (way of doing)

6

그는 작은 아이디어를 큰 사업으로 발전시켰어요.

He developed a small idea into a big business.

Contrast between '작은' and '큰'

7

외교 관계를 발전시키는 것은 국가의 이익에 중요합니다.

Developing diplomatic relations is important for national interest.

Gerund form -는 것

8

새로운 소프트웨어를 발전시켜서 효율성을 높입시다.

Let's develop new software to increase efficiency.

-어서 (sequence/method)

1

정부는 신재생 에너지 산업을 집중적으로 발전시킬 계획입니다.

The government plans to intensively develop the renewable energy industry.

Adverb '집중적으로' (intensively)

2

그 작가는 자신의 문학적 세계를 꾸준히 발전시켜 왔습니다.

The writer has steadily developed their literary world.

-어 오다 (have been doing)

3

우리는 이 기술을 세계 최고 수준으로 발전시켜야 할 과제가 있습니다.

We have the task of developing this technology to the world's highest level.

Noun + -ㄹ 과제가 있다

4

민주주의를 발전시키기 위해서는 시민들의 참여가 필수적입니다.

Citizen participation is essential to develop democracy.

Abstract noun '민주주의' (democracy)

5

그는 실패를 거울삼아 자신의 능력을 더욱 발전시켰다.

He used failure as a lesson to further develop his abilities.

-를 거울삼아 (using as a lesson)

6

디지털 기술의 발전은 교육 시스템을 크게 발전시켰다.

The advancement of digital technology has greatly developed the education system.

Subject-Verb agreement with abstract concepts

7

상호 신뢰를 바탕으로 파트너십을 발전시켜 나갑시다.

Let's develop our partnership based on mutual trust.

-를 바탕으로 (based on)

8

이 연구는 암 치료법을 발전시키는 데 획기적인 기여를 했다.

This research made a breakthrough contribution to developing cancer treatments.

Adjective '획기적인' (groundbreaking)

1

인류는 수세기에 걸쳐 문명을 비약적으로 발전시켜 왔다.

Humanity has developed civilization by leaps and bounds over centuries.

Adverb '비약적으로' (by leaps and bounds)

2

그 철학자는 칸트의 사상을 비판적으로 수용하여 독자적인 체계를 발전시켰다.

The philosopher critically accepted Kant's ideas and developed an independent system.

Adverb '비판적으로' (critically)

3

지속 가능한 성장을 위해 환경 보호와 산업 발전을 조화롭게 발전시켜야 한다.

For sustainable growth, environmental protection and industrial development must be developed harmoniously.

Adverb '조화롭게' (harmoniously)

4

인공지능의 윤리적 가이드라인을 발전시키는 것이 시급한 과제이다.

Developing ethical guidelines for AI is an urgent task.

Adjective '시급한' (urgent)

5

그 감독은 한국 영화의 미학을 한 차원 높게 발전시켰다는 평가를 받는다.

The director is evaluated to have developed the aesthetics of Korean cinema to a higher level.

-ㄴ다는 평가를 받다 (to be evaluated as)

6

전통 문화를 현대적 감각으로 발전시키는 노력이 필요하다.

Efforts to develop traditional culture with a modern sense are needed.

Noun + -(으)로 (with/in)

7

기업의 사회적 책임을 발전시키는 것은 장기적인 브랜드 가치에 도움이 된다.

Developing corporate social responsibility helps long-term brand value.

Complex noun phrase as object

8

우리는 이 플랫폼을 전 세계 사용자들이 소통할 수 있는 공간으로 발전시킬 것입니다.

We will develop this platform into a space where users worldwide can communicate.

Relative clause modifying '공간'

1

국가 간의 전략적 동반자 관계를 한층 더 공고히 발전시켜야 할 시점입니다.

It is time to further develop and solidify the strategic partnership between nations.

Adverb '공고히' (solidly/firmly)

2

그 연구소는 기초 과학의 성과를 실용적인 기술로 발전시키는 가교 역할을 한다.

The institute serves as a bridge, developing basic science achievements into practical technologies.

Metaphor '가교 역할' (bridge role)

3

포스트 모더니즘 담론을 발전시키는 과정에서 다양한 해석의 가능성이 열렸다.

In the process of developing postmodern discourse, possibilities for various interpretations opened up.

Noun '담론' (discourse)

4

정보기술의 패러다임을 발전시키는 것은 단순히 기술적 진보 이상의 의미를 지닌다.

Developing the paradigm of information technology holds meaning beyond mere technical progress.

Noun '패러다임' (paradigm)

5

인간의 존엄성을 보장하는 방향으로 법 체계를 발전시키는 것이 법치주의의 본질이다.

Developing the legal system in a direction that guarantees human dignity is the essence of the rule of law.

Noun '법치주의' (rule of law)

6

우리는 자본주의의 모순을 극복하고 새로운 경제 모델을 발전시켜야 하는 역사적 소명을 띠고 있다.

We bear the historical mission to overcome the contradictions of capitalism and develop a new economic model.

Idiom '소명을 띠다' (to bear a mission)

7

학문적 엄밀성을 바탕으로 이론적 토대를 발전시키는 작업은 매우 고단한 과정이다.

The work of developing a theoretical foundation based on academic rigor is a very arduous process.

Noun '엄밀성' (rigor/strictness)

8

문화적 다양성을 존중하면서도 보편적 가치를 발전시키는 지혜가 필요하다.

Wisdom is needed to develop universal values while respecting cultural diversity.

Conjunction '-면서도' (while/even though)

よく使う組み合わせ

경제를 발전시키다
기술을 발전시키다
실력을 발전시키다
관계를 발전시키다
이론을 발전시키다
산업을 발전시키다
능력을 발전시키다
문화를 발전시키다
민주주의를 발전시키다
아이디어를 발전시키다

よく使うフレーズ

지속적으로 발전시키다
비약적으로 발전시키다
한 단계 더 발전시키다
체계적으로 발전시키다
함께 발전시키다
새롭게 발전시키다
더욱 발전시키다
성공적으로 발전시키다
끊임없이 발전시키다
창의적으로 발전시키다

よく混同される語

발전시키다 vs 발전하다 (intransitive)

발전시키다 vs 개발하다 (to create/exploit)

발전시키다 vs 개선하다 (to fix/improve)

間違えやすい

발전시키다 vs 발전하다

Intransitive: The subject develops itself.

발전시키다 vs 개발하다

Focuses on creation or resource exploitation.

발전시키다 vs 성장시키다

Focuses on size/growth (often biological or corporate scale).

발전시키다 vs 진보시키다

Focuses on historical or social progress.

발전시키다 vs 향상시키다

Focuses on improving quality or level.

文型パターン

使い方

nuance

It implies a deliberate, structured improvement rather than accidental growth.

formality

Highly suitable for formal and semi-formal contexts.

よくある間違い
  • Using 발전시키다 without an object.
  • Confusing it with the intransitive 발전하다.
  • Using it for negative development (like a disease).
  • Confusing it with 개발하다 (creating something new).
  • Overusing it in very informal, minor contexts.

ヒント

Check the Object

Always ensure you have an object marked with 을/를 before 발전시키다.

Pair with Hanja

Learn it alongside '경제 발전' and '기술 발전' to remember the context.

Resume Power Word

Use it to describe your achievements in Korean resumes.

Intonation

Stress the '발' to give the word more impact.

Agency

Use it when you want to emphasize that YOU made the change happen.

Professionalism

It's a very safe and effective word to use in business settings.

Vs. 발전하다

If the subject is 'I', use 발전시키다. If the subject is 'The economy', use 발전하다.

One Step Further

Use '한 단계 더 발전시키다' to sound like a native speaker.

News Keywords

When you hear '발전시키다', expect to hear about a plan or a goal.

Growth Mindset

This word perfectly captures the Korean 'Pali-Pali' and growth-oriented culture.

暗記しよう

記憶術

Think of 'Bal-jeon' as 'Battery' (it starts with B). You need to 'charge' (시키다) the battery to make things 'develop' and move forward.

語源

文化的な背景

Now used more in the context of 'IT 발전' and '문화 발전' (K-Pop, K-Drama) as Korea shifts from a manufacturing hub to a cultural powerhouse.

Post-war Korea focused heavily on '경제 발전' (economic development), making this verb a keyword in government slogans for decades.

実生活で練習する

実際の使用場面

会話のきっかけ

"자신의 어떤 능력을 가장 발전시키고 싶나요?"

"우리 회사의 서비스를 어떻게 발전시키면 좋을까요?"

"한국의 어떤 산업이 가장 많이 발전했다고 생각하세요?"

"두 사람의 관계를 발전시키기 위해 무엇이 필요할까요?"

"새로운 아이디어를 어떻게 실제 사업으로 발전시킬 수 있을까요?"

日記のテーマ

올해 내가 가장 발전시킨 능력 세 가지에 대해 써보세요.

미래에 우리 사회가 어떤 방향으로 발전해야 할지 고민해 보세요.

나의 작은 습관이 어떻게 큰 변화를 발전시켰는지 기록해 보세요.

よくある質問

10 問

You can use it for a person's 'abilities' or 'potential,' but you don't usually 'develop a person' directly like a project. Use '성장시키다' or '육성하다' for people.

개발하다 is often about making something new (like software), while 발전시키다 is about taking something that exists and making it better.

Yes, but it might sound a bit serious. For small things, '키우다' or '늘리다' might be more common.

The noun is '자기계발' or '자기발전.' To say 'I develop myself,' you would say '자신을 발전시키다.'

No, it almost always has a positive connotation of progress.

퇴보시키다 (to make something regress) or 악화시키다 (to make something worse).

Yes, '발전' is Hanja (發展), and '시키다' is a native Korean causative suffix.

Yes, '관계를 발전시키다' means to take a relationship to a deeper or more serious level.

지속적으로 (continuously), 비약적으로 (rapidly), 꾸준히 (steadily).

Yes, 개선하다 is about fixing a problem, while 발전시키다 is about general progress.

自分をテスト 180 問

/ 180 correct

Perfect score!

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