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A2 verb #4,000 most common 14 min read

变胖

bian pang Top 4,000

Practice it Examples Notes & Tips 变胖 in 30 Seconds

Explanation 变胖 in your Level:

At the A1 level, you are just starting to learn how to describe people and basic changes. '变胖' (biàn pàng) is a very useful word because it combines two simple concepts: '变' (to change) and '胖' (fat). At this stage, you should focus on the most basic sentence structure: 'Subject + 变胖了.' For example, '我变胖了' (I became fat). You might use this when talking about eating too much candy or cake. You don't need to worry about complex grammar yet. Just remember that '胖' is the opposite of '瘦' (shòu - thin). When you see '变' before an adjective, it means 'to become' that adjective. So, '变胖' is 'become fat' and '变瘦' is 'become thin.' Practice saying these two together to see the difference. Also, remember the '了' at the end. In A1, we learn '了' shows something has changed. If you were thin yesterday and you are fat today, you say '我变胖了.' It's a simple way to tell a story about your body. You might also hear it in simple cartoons or children's books where a character eats a lot and then their body gets bigger. Focus on the 4th tone for '胖' (pàng) – it sounds like a short, sharp drop. If you don't use the right tone, people might not understand you. Try to make a simple list of things that make people '变胖', like '汉堡' (hànbǎo - hamburger) or '可乐' (kělè - cola). This will help you link the word to real-life objects. Even at A1, being able to describe a physical change is a big step in your speaking ability.

At the A2 level, you can start adding more detail to your sentences with '变胖'. Instead of just saying 'I got fat,' you can explain why or how much. For example, '因为我每天喝可乐，所以我变胖了' (Because I drink cola every day, I got fat). You can also use degree words like '一点点' (a little bit) or '很多' (a lot). '我变胖了一点点' (I gained a little weight). This is the level where you start to understand the 'Change of State' grammar more deeply. You will notice that '变胖' is often used after a holiday or a vacation. You might say to a friend, '去中国旅游以后，我变胖了' (After traveling to China, I gained weight). At A2, you should also be aware of the social aspect. While it's a common word, be careful who you say it to. It's better to use it about yourself or your pets first. For example, '我的猫变胖了' (My cat has gotten fat). This is a safe way to practice the word. You will also start to see '变胖' in simple reading passages about health or daily routines. You might encounter questions like '为什么他变胖了？' (Why did he gain weight?). Being able to answer these using '因为...所以...' (Because... therefore...) is a key A2 skill. You should also practice the negative form: '我不怕变胖' (I'm not afraid of getting fat) or '他没变胖' (He didn't get fat). This helps you handle more varied conversations about lifestyle and habits.

By the B1 level, you should be comfortable using '变胖' in more complex sentence structures and understanding its nuances compared to other words. You can use it with '越来越' (yuè lái yuè - more and more). Note that you usually say '越来越胖' rather than '越来越变胖,' because '越来越' already carries the meaning of change. You can also use '变胖' in resultative constructions. For example, '由于工作太忙，他变胖了十斤' (Due to being too busy with work, he gained 10 jin). Here, the '十斤' (5kg) acts as a complement of quantity. You should also start recognizing euphemisms like '发福' (fāfú) and knowing when to use them instead of '变胖' to be more polite. For instance, if you are meeting a former teacher or a business partner, '变胖' might be too direct, so you would use '发福'. B1 learners should also be able to discuss the causes and effects of '变胖' in a more abstract way, such as discussing '压力' (yālì - stress) or '饮食习惯' (yǐnshí xíguàn - eating habits). You might write a short paragraph about how modern office life makes people '变胖' because they sit all day. This involves using transition words like '首先' (shǒuxiān - first), '其次' (qícì - secondly), and '最后' (zuìhòu - finally). You should also be familiar with the word in the context of fashion and self-image, such as '这件衣服让我显胖' (This clothing makes me look fat/makes it look like I've gained weight).

At the B2 level, you can use '变胖' to engage in deeper discussions about societal issues, health trends, and psychological perspectives. You should be able to understand articles that use '变胖' alongside more technical terms like '肥胖症' (féipàngzhèng - obesity) or '代谢' (dàixiè - metabolism). You can discuss the 'obesity epidemic' in a global context, using '变胖' to describe the general trend of populations becoming heavier. For example, '随着生活水平的提高，全球范围内的人们都在变胖' (With the improvement of living standards, people worldwide are gaining weight). You should also be able to use the phrase in hypothetical or argumentative contexts: '如果社会不改变对饮食的看法，青少年变胖的问题将更加严重' (If society doesn't change its view on diet, the problem of teenagers gaining weight will become more serious). At this level, you should also be sensitive to the 'body positivity' movement in the Chinese-speaking world and how the language around '变胖' is evolving. You might encounter debates about 'weight stigma' and how terms like '变胖' can affect mental health. Your ability to use the word should now include a wide range of modifiers and resultative complements, and you should be able to switch between formal (体重增加) and informal (变胖) registers with ease depending on your audience. You can also use it in more literary or metaphorical ways, such as describing a business that has become 'fat and lazy' (though this is more advanced).

At the C1 level, your use of '变胖' and its related terms should be near-native. You can appreciate the subtle differences in tone between '变胖', '发胖', '长肉', and '丰满'. You can use '变胖' in complex rhetorical structures, such as '与其说他是因为贪吃而变胖，不如说是由于内分泌失调' (Rather than saying he gained weight because of gluttony, it's better to say it's due to endocrine disorders). You should be able to analyze the cultural history of the word, perhaps discussing how the Tang Dynasty's aesthetic of '以胖为美' (regarding fatness as beauty) contrasts with today's 'A4 waist' (A4腰) trends. You can use '变胖' in professional presentations about public health policy, though you would likely pair it with statistical data and more formal terminology. You should also be able to understand and use wordplay or puns involving '胖'. For example, humorous self-deprecation like '我不是变胖了，我只是肿了' (I haven't gotten fat, I'm just swollen). At C1, you can also explore the psychological dimensions, such as the relationship between '变胖' and '自我认同' (self-identity). You should be able to read academic papers or long-form journalism that explores the socio-economic factors behind why certain demographics are more likely to '变胖'. Your mastery of the word includes knowing exactly when its use might be considered a microaggression and when it is a harmless observation, demonstrating a high level of cultural intelligence.

At the C2 level, you have a masterly command of the term '变胖' and can use it with total linguistic and cultural fluency. You can use it in highly sophisticated discussions about biology, sociology, or philosophy. For instance, you might discuss the evolutionary advantages of '变胖' in ancestral environments versus its disadvantages in the modern 'obesogenic' environment. You can use the term in a variety of literary styles, from gritty realism to satirical humor. You are fully aware of the etymological roots of '胖'—the meat radical '月' (originally '肉') combined with '半'—and can discuss how the character's meaning has shifted over millennia. You can navigate the most delicate social situations where weight is a topic, using perfectly calibrated language that might range from the highly euphemistic to the brutally honest, depending on the desired effect. You can critique media representations of weight gain and use '变胖' as a starting point for a critique of consumerism or the food industry. Your understanding is so deep that you can even coin new, creative expressions or use the word in idiosyncratic ways that native speakers would find clever and appropriate. Essentially, '变胖' is no longer just a vocabulary item for you; it is a tool that you can use to express complex, multi-layered ideas about the human condition, health, and society.

Practice it Examples Notes & Tips

变胖 in 30 Seconds

A common Chinese verb phrase meaning 'to gain weight' or 'to get fat,' combining 'change' and 'fat'.
Typically used with the particle '了' to indicate a completed change of state in physical appearance.
Can be used for humans and animals; ranges from neutral observation to sensitive personal comment.
Often contrasted with '变瘦' (lose weight) and has polite alternatives like '发福' for formal settings.

The term 变胖 (biàn pàng) is a common Chinese verb phrase that literally translates to 'become fat' or 'to gain weight.' In the structure of the Chinese language, this is a combination of the verb 变 (biàn), meaning to change or transform, and the adjective 胖 (pàng), meaning fat or plump. When used together, they describe the process of an individual's body mass increasing over a period of time. It is important for English speakers to understand that while 'getting fat' can sound quite harsh or offensive in Western cultures, the Chinese equivalent 变胖 occupies a slightly different sociolinguistic space, though it is becoming increasingly sensitive in modern urban environments.

Literal Breakdown: 变 (biàn) = to change; 胖 (pàng) = fat. Together: The state of changing into a fat condition.

In traditional Chinese culture, gaining weight was often seen as a sign of prosperity, health, and a good life. If a person 变胖了, it suggested they were eating well and were not burdened by excessive physical labor or poverty. This is why you might still hear older relatives say '你变胖了' (You've gotten fat) as a form of greeting or even a compliment, implying 'You look healthy and well-fed.' however, among the younger generation and in the context of modern fitness trends, the phrase has taken on the more standard negative connotation associated with losing one's figure or becoming unhealthy. It is a very direct phrase, and learners should be cautious about using it directly to someone's face unless they are close friends or family.

最近我不运动，所以变胖了。(Recently I haven't been exercising, so I've gained weight.)

When using this word, it is almost always followed by the particle 了 (le). This is because 变胖 describes a change of state. In Chinese grammar, '了' marks that a new situation has emerged. Without '了', the phrase sounds incomplete in most conversational contexts. You are not just 'becoming fat' in a vacuum; you are noting that you have become fatter than you were before. This distinction is crucial for reaching an A2 or B1 level of fluency. You will see this word in health magazines, hear it in casual conversations about diet, and find it in stories describing a character's physical transformation over time.

Furthermore, 变胖 is often contrasted with 变瘦 (biàn shòu), which means to lose weight or become thin. These two verbs form the core of any discussion regarding body image and physical health in Chinese. If you are discussing a movie star who had to change their appearance for a role, or a friend who just returned from a long vacation filled with heavy meals, 变胖 is the most natural and direct way to describe that physical change. It is less formal than terms like '体重增加' (weight increase), making it the 'bread and butter' of everyday language regarding body size.

他担心吃太多巧克力会变胖。(He is worried that eating too much chocolate will make him gain weight.)

Common Modifiers: 变胖了一点 (gained a little weight); 变胖了很多 (gained a lot of weight); 突然变胖 (suddenly gained weight).

In summary, 变胖 is a versatile and essential verb phrase. It captures the universal experience of physical change. Whether you are complaining about your own lifestyle or describing the effects of a certain diet, mastering this word allows you to navigate social interactions involving health and appearance with clarity. Remember to focus on the pronunciation of 'pàng' with a strong falling tone (4th tone) to ensure you are understood correctly, as Chinese is a tonal language where meaning shifts with the pitch.

Using 变胖 (biàn pàng) correctly requires an understanding of how verbs of change function in Chinese. Unlike English, where 'to gain weight' is a verb phrase that can stand alone, 变胖 often acts as a resultative or a change-of-state indicator. The most common structure is Subject + 变胖了. The '了' at the end is nearly mandatory when you are stating that someone is now fatter than they used to be. For example, '我变胖了' (I have become fat). This simple sentence structure is the foundation for all further variations.

Basic Structure: [Person] + 变胖了 + [Time/Reason]. Example: 我变胖了五公斤 (I gained five kilograms).

If you want to describe the degree of the weight gain, you can add adverbs of degree before 变胖 or use a complement of degree after it. You can say '变胖了一点点' (gained a tiny bit) or '变胖了很多' (gained a lot). If you want to use '越来越' (more and more), the structure becomes 越来越胖, omitting the '变' because '越来越' already implies a change or progression. This is a common point of confusion for learners: you don't usually say '越来越变胖,' you just say '越来越胖.'

结婚以后，他慢慢地变胖了。(After getting married, he slowly gained weight.)

Another important usage is in conditional or hypothetical sentences. For instance, '如果你天天吃麦当劳，你一定会变胖' (If you eat McDonald's every day, you will definitely get fat). Here, '变胖' functions as a future result. Notice that in this future-facing hypothetical, we don't necessarily need '了' because the change hasn't happened yet. This is a subtle nuance of Chinese grammar: '了' is for the realization of change, not necessarily the change itself in a theoretical sense. However, even in future contexts, speakers often add '了' to emphasize the inevitability of the state: '你会变胖的' or '你会变胖了'.

In more complex sentences, 变胖 can be part of a cause-and-effect chain. '因为压力大，他变胖了很多' (Because of high pressure, he gained a lot of weight). It can also be modified by frequency or duration, though this is less common than simple degree modifiers. If you are writing a formal report, you might replace 变胖 with '体重有所增加' (weight has seen an increase), but in 95% of spoken scenarios, 变胖 is the correct choice. It is also used in questions: '我变胖了吗？' (Have I gotten fat?), a question fraught with danger in any language!

冬天人们往往容易变胖。(People often tend to gain weight in winter.)

Negation: 没变胖 (didn't get fat); 不会变胖 (won't get fat). Example: 她怎么吃都不变胖 (No matter how she eats, she doesn't get fat).

Finally, consider the relationship between the subject and the verb. While humans are the most common subjects, pets can also 变胖. '我的猫变胖了' (My cat has gotten fat). It is rarely used for inanimate objects; for those, you would use words related to size or thickness. The focus of 变胖 is specifically on biological growth or fat accumulation. By practicing these structures, you will move beyond simple vocabulary and start forming natural, cohesive thoughts about health and lifestyle.

In the real world, you will encounter 变胖 (biàn pàng) in a variety of social and media contexts. One of the most common places is during family reunions, especially during the Lunar New Year (Spring Festival). In China, food is the language of love, and after a week of feasting on dumplings, pork belly, and fish, it is almost a ritual for family members to comment on each other's weight. You might hear a grandmother say to her grandson, '多吃点，变胖了才好看' (Eat more, you'll only look good if you get a bit fatter). This reflects an older mindset where being 'plump' was a sign of being well-cared for.

Context: Family Gatherings: Frequent comments on weight as a proxy for health and happiness. '你最近是不是变胖了？' (Have you gained weight recently?)

Conversely, in the competitive social environments of cities like Shanghai or Beijing, 变胖 is frequently heard in the context of 'anxiety' (焦虑 - jiāolǜ). Young professionals often talk about '过劳肥' (guòláoféi), which is weight gain caused by overwork and stress. In gyms and yoga studios, you'll hear people discussing their fear of 变胖. '我不想变胖' (I don't want to get fat) is a common motivation for hitting the treadmill. On social media platforms like Little Red Book (Xiaohongshu) or Douyin, influencers post 'before and after' videos showing how they 变胖了 and then lost the weight again.

医生说，如果我继续这样吃，我会变胖，对心脏不好。(The doctor said if I continue eating like this, I will gain weight, which is bad for my heart.)

Medical contexts are another place where 变胖 is used, though doctors might use more technical terms as well. During a check-up, a doctor might note, '你的体重变胖了三公斤，要注意饮食' (Your weight has increased by 3kg, pay attention to your diet). Here, 变胖 is used as a straightforward observation of biological change. Similarly, in advertisements for weight loss products or healthy meal delivery services, the 'problem' being solved is almost always the fear of 变胖. You'll see slogans like '拒绝变胖' (Refuse to get fat) or '变胖的克星' (The nemesis of weight gain).

Lastly, you'll hear this word in the world of fashion and shopping. A customer trying on clothes might look in the mirror and sigh, '这件衣服显胖，让我看起来变胖了' (This piece of clothing makes me look fat/makes it look like I've gained weight). Or a friend might reassure them, '不，你一点也没变胖' (No, you haven't gained weight at all). In these settings, the word is tied to aesthetics and self-image. Understanding these different environments—from the loving dinner table to the clinical doctor's office—will help you recognize the emotional weight (no pun intended) that the word carries in different situations.

虽然我变胖了，但我比以前更健康了。(Even though I've gained weight, I am healthier than before.)

Social Media Slang: 云变胖 (Yún biàn pàng): A humorous way to say one is 'getting fat' just by watching food videos online.

Whether it's a casual joke between friends or a serious discussion about health, 变胖 is an omnipresent part of the Chinese linguistic landscape. It bridges the gap between traditional values and modern lifestyle concerns, making it a fascinating word for any learner to study deeply.

One of the most frequent errors English speakers make when using 变胖 (biàn pàng) is forgetting the 变 (biàn) and simply using 胖 (pàng) as a verb. In English, 'fat' is an adjective, and we say 'I am fat.' In Chinese, 胖 is also an adjective, so '我很胖' (I am very fat) is correct. However, if you want to say 'I am becoming fat' or 'I got fat,' you must use 变胖. Saying '我胖了' is actually acceptable because the '了' implies a change of state, but '我胖' on its own just means 'I am fat' as a permanent or current quality, not a process of change.

Mistake #1: Omitting '变' for change: Incorrect: 我胖了五公斤 (though common in slang, '我变胖了五公斤' is more precise). More importantly, don't say '我正在胖' for 'I am getting fat'; use '我正在变胖'.

Another mistake is confusing 胖 (pàng) with 肥 (féi). While both can translate to 'fat,' 肥 is generally used for animals (like '肥猪' - fat pig) or for cuts of meat (like '肥肉' - fatty meat). When applied to humans, 肥 is much more derogatory and blunt than 胖. If you tell someone '你变肥了,' it sounds very insulting, almost like you are comparing them to livestock. Always stick to 变胖 for people unless you are intentionally trying to be rude or are using very specific slang with extremely close friends.

错误：他的猫变肥了。(Error: His cat became 'fat' [using a term better suited for meat]). 正确：他的猫变胖了。(Correct: His cat gained weight.)

Learners also often struggle with the placement of the duration or amount. In English, we say 'I gained 5 pounds.' In Chinese, the amount must follow the verb phrase: '我变胖了五斤.' A common mistake is to try and put the amount before the verb, like '我五斤变胖了,' which is grammatically incorrect. Furthermore, remember that the Chinese unit of weight is the 斤 (jīn), which is equal to 500 grams. If you say you '变胖了十斤,' a Chinese person will understand you gained 5 kilograms. Don't confuse 斤 with 公斤 (kilogram) or pounds.

Finally, be careful with the '了' (le). Some students use '了' in every sentence containing 变胖, even when describing a general habit or a future possibility where it might not be appropriate. For example, '如果你吃太多，你会变胖' (If you eat too much, you will get fat) is a general rule. Adding '了' here ('你会变胖了') changes the meaning to 'You will then have become fat,' which is slightly different. While '了' is very common, understanding its role as a marker of 'change of state' will help you decide when it's absolutely necessary and when it's optional.

不要说：我变胖很多。(Don't say: I gain weight much.) 要说：我变胖了很多。(Say: I gained weight A LOT.)

Summary of Errors: 1. Using '肥' for people. 2. Forgetting '变' in change-of-state. 3. Putting weight amount before the verb. 4. Using '是' as a copula.

By avoiding these common pitfalls, your Chinese will sound much more natural and you will avoid potentially embarrassing social situations. Pay attention to how native speakers use the word in TV shows or podcasts to get a feel for the rhythm and the accompanying particles.

While 变胖 (biàn pàng) is the most common way to say 'gain weight,' Chinese offers several alternatives depending on the level of formality and the desired tone. If you are in a formal or medical setting, you might use 体重增加 (tǐzhòng zēngjiā). This literally means 'body weight increase.' It is neutral, scientific, and avoids the potentially sensitive word '胖'. You will see this in health reports, news articles about the obesity epidemic, or when a doctor is discussing a patient's chart.

Comparison: 变胖 vs. 体重增加: 变胖: Colloquial, direct, used in daily life. 体重增加: Formal, clinical, used in professional contexts.

Another interesting alternative is 发福 (fā fú). This is a polite, traditional euphemism for gaining weight, especially in middle age. 发 (fā) means to develop or start, and 福 (fú) means good fortune or luck. Thus, '发福' literally means 'to develop good fortune.' It is often used to describe a man who has developed a 'beer belly' after becoming successful in his career. If you want to be polite to an older person or a boss who has clearly gained weight, you would say '您发福了' instead of '你变胖了.'

几年不见，王经理看起来发福了不少。(Haven't seen him in years; Manager Wang looks like he's gained quite a bit of 'good fortune' weight.)

For a more descriptive or slightly more elegant way to say someone is plump, you can use 丰满 (fēngmǎn). This word translates to 'full' or 'plump' and is often used in a complimentary way, particularly for women. It suggests a healthy, curvy figure rather than just 'fat.' If 变胖 sounds too blunt, 变得丰满 (becoming plump) can be a softer alternative. On the other end of the spectrum, 发胖 (fāpàng) is very similar to 变胖, but '发' often implies a tendency or an onset. You might say '容易发胖' (easy to gain weight/prone to fatness) rather than '容易变胖,' although both are used.

Finally, there are slang terms like 长肉 (zhǎng ròu), which literally means 'to grow meat.' This is a very casual way to say you've gained weight. '过个年，我长了不少肉' (After the New Year, I grew a lot of meat/gained weight). It’s a humorous, down-to-earth expression used among friends. Understanding these nuances—from the clinical 体重增加 to the lucky 发福 and the casual 长肉—will allow you to choose the perfect word for any social situation involving the topic of weight.

与其说他变胖了，不如说他变壮了。(Rather than saying he got fat, it's better to say he got buff/strong.)

Summary Table: - 变胖 (Common) - 体重增加 (Formal) - 发福 (Polite/Euphemistic) - 丰满 (Complimentary) - 长肉 (Casual Slang)

By expanding your vocabulary with these synonyms, you can navigate the complex social landscape of China with more grace and precision. Each word carries its own 'flavor' and level of respect, which is a key component of advanced language learning.

How Formal Is It?

Fun Fact

The character '胖' was not always used for humans. In ancient texts, it mostly described the quality of meat. It only became the standard word for 'fat' in people much later in the history of the Chinese language.

Pronunciation Guide

UK /biən pɑːŋ/

US /biən pɑŋ/

Both syllables are stressed equally, but the falling tones (4th tone) give them a punchy, decisive sound.

Rhymes With

让 (ràng) 唱 (chàng) 放 (fàng) 上 (shàng) 样 (yàng) 棒 (bàng) 胖 (pàng) 浪 (làng)

Common Errors

Pronouncing 'pàng' with a rising tone (3rd tone), which can sound like 'pǎng' (unrelated).
Mixing up 'biàn' with 'piàn' (slice).
Not aspirating the 'p' in 'pàng', making it sound like 'bàng'.
Pronouncing 'bian' as 'bee-ann' instead of the correct 'be-yen' glide.
Forgetting to apply the 4th tone to both characters.

Difficulty Rating

Reading 2/5

The characters are relatively simple, but '变' has many strokes.

Writing 3/5

Writing '变' correctly requires attention to stroke order.

Speaking 2/5

Two fourth tones make it easy to pronounce clearly.

Listening 1/5

Very distinct sound in conversation.

What to Learn Next

Prerequisites

胖变了多少

Learn Next

减肥变瘦健康习惯体重

Advanced

代谢内分泌体脂率审美观发福

Grammar to Know

The '了' of Change

我变胖了 (I have become fat - implying I wasn't before).

Degree Complements

他变胖了很多 (He gained weight a lot).

Resultative Quantity

变胖了三公斤 (Gained three kilograms).

Causative '让'

吃甜食让人变胖 (Eating sweets makes people gain weight).

Conditional '如果...就...'

如果你不运动，就会变胖 (If you don't exercise, you will get fat).

Examples by Level

我变胖了。

I have gained weight.

Subject + 变 + Adjective + 了 (Change of state).

他不运动，所以变胖了。

He doesn't exercise, so he got fat.

Use of '所以' (so/therefore) to show cause and effect.

吃太多糖会变胖。

Eating too much sugar will make you fat.

Future condition: '会' (will) + 变胖.

我的猫变胖了。

My cat has gotten fat.

Animals can also be the subject of '变胖'.

你变胖了吗？

Have you gained weight?

Simple question using '吗'.

我变胖了一点。

I gained a little weight.

Adding '一点' (a little) after the verb.

多吃米饭会变胖。

Eating more rice will make you fat.

Condition + 会 + 变胖.

他变胖了，不可爱了。

He got fat and isn't cute anymore.

Two changes of state connected by a comma.

过年的时候，大家都很容易变胖。

During the New Year, everyone easily gains weight.

Use of '容易' (easy to) before the verb.

如果你每天喝奶茶，你一定会变胖。

If you drink milk tea every day, you will definitely get fat.

Conditional '如果...就/一定...' structure.

我变胖了五斤，裤子太小了。

I gained 5 jin (2.5kg), my pants are too small.

Specifying the amount (五斤) after '变胖了'.

为了不变胖，我每天去跑步。

In order not to get fat, I go running every day.

'为了' (in order to) + negative '不变胖'.

他变胖以后，开始注意饮食了。

After he gained weight, he started paying attention to his diet.

Time phrase: '...以后' (after...).

最近压力很大，我变胖了很多。

I've been under a lot of pressure lately, so I've gained a lot of weight.

Using '很多' (a lot) as a modifier.

医生说变胖对身体不好。

The doctor said gaining weight is bad for the body.

'变胖' acting as the subject of the clause.

虽然他变胖了，但是他很快乐。

Although he gained weight, he is very happy.

'虽然...但是...' (Although... but...) structure.

经常吃快餐是变胖的主要原因。

Eating fast food frequently is the main reason for gaining weight.

'变胖' used as a noun-like gerund in this context.

她变胖了，导致以前的衣服都穿不下了。

She gained weight, which resulted in her not being able to fit into her old clothes.

Use of '导致' (to lead to/result in).

很多人担心结婚后会变胖。

Many people worry about gaining weight after getting married.

Worrying about a future state.

他变胖了，看起来比以前更稳重了。

He's gained weight and looks more steady/mature than before.

Positive connotation of '变胖' in some contexts.

如果你不想变胖，就应该少吃甜食。

If you don't want to get fat, you should eat fewer sweets.

Advice structure: '如果...就应该...'.

他并没有变胖，只是衣服比较宽松。

He didn't actually gain weight, his clothes are just quite loose.

Use of '并没有' (did not actually) for emphasis.

这种药的副作用之一是让人变胖。

One of the side effects of this medicine is making people gain weight.

Causative structure: '让' (make/let) + '人变胖'.

由于缺乏睡眠，他的身体开始变胖。

Due to a lack of sleep, his body started to gain weight.

'由于' (due to) + '开始' (start to).

这种代谢疾病会导致患者迅速变胖。

This metabolic disease can cause patients to gain weight rapidly.

Scientific context using '迅速' (rapidly).

社会普遍认为变胖是一种不健康的标志。

Society generally considers gaining weight to be a sign of poor health.

Discussing societal perceptions.

尽管他变胖了，他的运动能力依然很强。

Despite gaining weight, his athletic ability remains very strong.

'尽管...依然...' (Despite... still...).

心理压力过大往往会通过变胖表现出来。

Excessive psychological stress is often manifested through weight gain.

Abstract concept: '表现出来' (to manifest/show).

变胖的过程通常是缓慢且难以察觉的。

The process of gaining weight is usually slow and hard to detect.

Using '且' (and/moreover) for formal connection.

他变胖了，但这并不影响他的自信心。

He gained weight, but it doesn't affect his self-confidence.

Contrast using '并不影响' (doesn't affect).

变胖之后，他发现买衣服变得困难了。

After gaining weight, he found that buying clothes became difficult.

'变胖之后' (After gaining weight) as a temporal clause.

为了防止变胖，许多人选择了低碳饮食。

To prevent gaining weight, many people choose a low-carb diet.

'为了防止' (In order to prevent).

变胖不仅是生理问题，更是社会文化问题。

Gaining weight is not only a physiological issue but also a socio-cultural one.

'不仅...更是...' (Not only... but even more...).

当一个人变胖时，他往往会面临来自周围人的压力。

When a person gains weight, they often face pressure from those around them.

Temporal clause '当...时'.

媒体对变胖的过度渲染加剧了公众的容貌焦虑。

The media's excessive portrayal of weight gain has intensified public appearance anxiety.

Complex subject: '媒体对变胖的过度渲染'.

变胖可能是身体在应对长期慢性压力的一种机制。

Gaining weight may be a mechanism by which the body responds to long-term chronic stress.

Speculative '可能是' (might be).

在某些文化中，变胖被视为富足与慷慨的象征。

In some cultures, gaining weight is seen as a symbol of abundance and generosity.

Passive structure '被视为' (is regarded as).

他变胖了，这一变化引起了医生的高度重视。

He gained weight, and this change drew high attention from the doctor.

Using '这一变化' to refer back to the previous clause.

变胖与否，有时并不完全取决于个人的意志力。

Whether one gains weight or not sometimes does not entirely depend on personal willpower.

'...与否' (whether or not).

我们需要重新审视社会对变胖者的偏见。

We need to re-examine society's prejudice against those who gain weight.

'变胖者' (one who gains weight) using '者' as a suffix for people.

变胖的生物学根源深植于人类数百万年的进化史中。

The biological roots of gaining weight are deeply embedded in millions of years of human evolutionary history.

Highly academic subject and verb '深植于'.

当代资本主义通过制造对变胖的恐惧来推销其减脂产品。

Contemporary capitalism markets its weight-loss products by manufacturing a fear of gaining weight.

Sociological critique structure.

变胖所带来的不仅是体态的改变，更是身份认同的重塑。

What gaining weight brings is not just a change in physique, but a reshaping of identity.

Use of '所' in a noun phrase '变胖所带来的'.

在文学作品中，主人公变胖往往象征着其精神世界的堕落或妥协。

In literary works, a protagonist gaining weight often symbolizes the corruption or compromise of their spiritual world.

Literary analysis context.

变胖的现象在后工业社会中呈现出明显的阶级差异。

The phenomenon of gaining weight exhibits clear class differences in post-industrial societies.

Formal sociological terminology.

我们应当辩证地看待变胖，既要关注健康，也要尊重个体差异。

We should look at weight gain dialectically, focusing on health while also respecting individual differences.

Philosophical '辩证地' (dialectically).

变胖的趋势如果得不到遏制，将给公共卫生系统带来沉重负担。

If the trend of gaining weight is not curbed, it will bring a heavy burden to the public health system.

Conditional '如果...将...' with formal verb '遏制' (curb).

他变胖了，但这只是他复杂人生轨迹中的一个小插曲。

He gained weight, but this was just a minor episode in his complex life trajectory.

Metaphorical use of '插曲' (episode/interlude).

Common Collocations

容易变胖

突然变胖

变胖了一圈

不想变胖

变胖了许多

显胖

变胖的原因

开始变胖

变胖的风险

怎么吃都不变胖

Common Phrases

你变胖了

— You've gained weight. Used as an observation, sometimes a greeting.

你变胖了，生活不错吧？

怕变胖

— Afraid of getting fat. A very common sentiment among young people.

因为怕变胖，她从不喝含糖饮料。

容易变胖的体质

— A constitution that gains weight easily. Used to explain weight gain.

我这种容易变胖的体质，喝水都会胖。

变胖了十斤

— Gained 5 kilograms. A specific measure of weight gain.

过个年我变胖了十斤，太可怕了。

变胖以后

— After gaining weight. Used to describe changes in life or health.

变胖以后，我觉得走路都累。

不会变胖

— Won't get fat. A promise or a characteristic.

这种零食热量低，吃了不会变胖。

变胖的过程

— The process of gaining weight. Used in health discussions.

变胖的过程通常是不知不觉的。

变胖了不少

— Gained quite a bit of weight. A general assessment of significant gain.

最近他压力大，变胖了不少。

防止变胖

— To prevent gaining weight. Used in diet and exercise tips.

防止变胖的最好办法是规律运动。

显变胖

— To make one look like they've gained weight. Often used for clothes.

这件衣服的剪裁显变胖。

Often Confused With

变胖 vs 发胖

Very similar, but '发胖' focuses on the start of the process or the tendency to gain weight.

变胖 vs 变肥

Avoid this for people; it is derogatory. Use it for animals or meat.

变胖 vs 增重

Often used in a positive sense, like a bodybuilder gaining muscle mass intentionally.

Idioms & Expressions

"心宽体胖"

— Carefree and relaxed, thus becoming fat. It suggests that peace of mind leads to health and weight gain.

他这人没什么烦恼，真是心宽体胖。

Literary/Positive

"一口吃不成胖子"

— One cannot become fat with a single bite. It means that success takes time and persistence.

学习要慢慢来，一口吃不成胖子。

Common Saying

"大腹便便"

— Big-bellied. Describes someone who has gained a lot of weight in the stomach area.

那位大腹便便的先生是我们的经理。

Descriptive/Informal

"肥头大耳"

— Fat head and big ears. Often describes a prosperous or greedy-looking person.

画中的财主肥头大耳的。

Descriptive/Neutral

"脑满肠肥"

— Fat brain and greasy intestines. A derogatory term for a wealthy person who is stupid and indulgent.

他过着脑满肠肥的生活，不思进取。

Derogatory

"燕瘦环肥"

— Referring to Zhao Feiyan (thin) and Yang Guifei (plump). Means that different women have different types of beauty.

选美比赛中，佳丽们可谓是燕瘦环肥，各有千秋。

Literary

"胖若两人"

— To have gained so much weight that one looks like a different person. A pun on '判若两人' (completely different).

几年不见，他简直胖若两人。

Humorous

"虎背熊腰"

— Back like a tiger and waist like a bear. Describes a large, powerful, and thick-set build.

那名举重运动员长得虎背熊腰。

Descriptive/Neutral

"丰衣足食"

— Ample food and clothing. While not directly about weight, it's the cultural condition that leads to '变胖'.

现在大家都过上了丰衣足食的生活。

Positive/Traditional

"富态"

— Prosperous appearance. A polite way to say someone looks fat and wealthy.

您的老伴看起来真富态。

Polite

Easily Confused

变胖 vs 肥 (féi)

Both translate to 'fat'.

'胖' is for people and is more neutral. '肥' is for animals, meat, or is an insult for people.

这块肉很肥 (This meat is fatty). 他变胖了 (He got fat).

变胖 vs 发福 (fā fú)

Both mean gaining weight.

'发福' is a polite euphemism used for elders or people you respect. '变胖' is direct.

王老师发福了 (Teacher Wang has gained weight - polite).

变胖 vs 壮 (zhuàng)

Both involve getting bigger.

'壮' means strong or muscular. '胖' means having more fat.

他健身后变壮了 (He got buff after working out).

变胖 vs 肿 (zhǒng)

Both involve a body part getting bigger.

'肿' means swollen (due to injury or water retention). '胖' is fat.

我的脚肿了 (My foot is swollen).

变胖 vs 丰满 (fēng mǎn)

Both mean not thin.

'丰满' is complimentary and suggests a nice, full figure. '变胖' is a neutral observation of weight gain.

她现在很丰满 (She is curvy/plump now).

Sentence Patterns

Subject + 变胖了。

他变胖了。

Subject + 因为 + Reason + 变胖了。

我因为吃太多变胖了。

Subject + 变胖了 + Amount。

她变胖了两斤。

Subject + 越来越 + 胖。

天气冷了，我越来越胖。

如果 + Condition, + 就会变胖。

如果你不睡觉，就会变胖。

Subject + 并没有变胖，只是...。

他并没有变胖，只是穿得多。

变胖不仅是...，更是...。

变胖不仅是健康问题，更是心理问题。

变胖所带来的...。

变胖所带来的负面影响是巨大的。

Word Family

Nouns

胖子 (pàngzi) - fat person

肥胖 (féipàng) - obesity

脂肪 (zhīfáng) - fat (biological)

Verbs

变 (biàn) - to change

发胖 (fāpàng) - to gain weight

增重 (zēngzhòng) - to increase weight

Adjectives

胖 (pàng) - fat

肥 (féi) - fatty/loose

丰满 (fēngmǎn) - plump

减肥 (jiǎnféi)

体重 (tǐzhòng)

身材 (shēncái)

苗条 (miáotiáo)

饮食 (yǐnshí)

How to Use It

frequency

Extremely high in daily conversation and health-related media.

Common Mistakes

我胖了五公斤。 → 我变胖了五公斤。
While '我胖了' is common in casual speech, '变' makes the change of state explicit and is better for learners.
她变肥了。 → 她变胖了。
Using '肥' for people is often considered an insult or too blunt. Stick to '胖'.
我是变胖了。 → 我变胖了。
Don't use '是' (shì) with '变胖' as it is a verb phrase, not a simple adjective state here.
我五斤变胖了。 → 我变胖了五斤。
The amount of weight gained must come after the verb '变胖了'.
他变胖一点。 → 他变胖了一点。
Without the '了', the sentence feels incomplete as a description of a change that has occurred.

Tips

Always use '了'

When you are describing a change that has already happened, always add '了' after '变胖'. Example: '他变胖了'.

Generational Difference

Older people might say '你胖了' as a compliment. Don't be offended; they mean you look healthy.

Fat vs. Fatty

Use '胖' for people and '肥' for animals or the fat on meat (like '肥肉').

Polite Euphemisms

If you want to be polite, use '发福' (fā fú) for men and '丰满' (fēng mǎn) for women.

Formal Contexts

In essays or medical contexts, use '体重增加' (tǐzhòng zēngjiā) for 'weight increase'.

4th Tone Mastery

Both '变' and '胖' are 4th tones. Pronounce them with a sharp, downward force.

Growing Meat

The phrase '长肉' (zhǎng ròu) is a fun, informal way to talk about your own weight gain.

How to negate

To say you didn't get fat, use '没变胖'. To say you won't get fat, use '不会变胖'.

Getting Thinner

The opposite of '变胖' is '变瘦' (biàn shòu). Learn them as a pair.

Looking Fat

Use '显胖' (xiǎn pàng) to say a piece of clothing makes someone look fat.

Memorize It

Mnemonic

Think of 'Bian' as 'Become' and 'Pang' as the sound of something 'expanding' (like a 'bang'). You 'Become' an expanded 'Bang' - Biàn Pàng!

Visual Association

Imagine a balloon changing shape as you blow air into it. The balloon is '变' (changing) and becoming '胖' (fat/full).

Word Web

胖子变瘦减肥奶茶运动体重发福身材

Challenge

Try to use '变胖' in three different sentences today: one about yourself, one about a pet, and one about a hypothetical situation (using '如果').

Word Origin

The phrase consists of two characters: '变' (biàn) and '胖' (pàng). '变' evolved from a character depicting the changing of silk threads. '胖' is more interesting; it contains the '月' radical, which in this context represents '肉' (meat/flesh), and the phonetic component '半' (half).

Original meaning: Originally, '胖' referred to a specific sacrificial offering of half a side of meat. Over time, it came to describe the abundance of flesh on a body.

Sino-Tibetan, Sinitic.

Cultural Context

Avoid using '变胖' with young women or in professional settings unless you are very close. Use '发福' for older men or '丰满' as a compliment.

In English, calling someone fat is a major insult. In Chinese, '变胖' can be a neutral observation, though it is becoming more sensitive.

The Tang Dynasty aesthetic (以胖为美). The movie 'Hi, Mom' (你好, 李焕英) where weight is a topic of maternal care. Social media trends like 'A4 waist' which combat '变胖'.

Practice in Real Life

Real-World Contexts

At a doctor's office

体重增加了多少？
为什么会变胖？
变胖会影响健康。
注意饮食。

Talking with friends

你变胖了吗？
我最近变胖了。
这件衣服显胖。
我们要减肥了。

Family dinner

多吃点，变胖才好。
你变胖了，更漂亮了。
孩子变胖了，长高了。
别怕变胖。

Gym/Fitness center

不想变胖。
容易变胖的体质。
燃烧脂肪。
控制体重。

Shopping for clothes

我变胖了，穿不下。
这件衣服不显胖。
有没有大一点的号？
变胖了以后很难买衣服。

Conversation Starters

"你觉得冬天是不是更容易变胖？"

"如果你突然变胖了，你会怎么办？"

"在中国，人们怎么看待变胖这件事？"

"你有没有那种怎么吃都不变胖的朋友？"

"你觉得变胖和压力有关系吗？"

Journal Prompts

描述一次你发现自己变胖了的经历，你当时是什么心情？

写一写你为了不变胖而做的努力，比如运动或饮食计划。

你认为社会对变胖的人公平吗？为什么？

如果变胖不再是一个负面的词，世界会变成什么样？

对比一下你家乡和中国对‘变胖’的不同看法。

Frequently Asked Questions

10 questions

It depends on the relationship. Between close friends or family, it's often a neutral observation. However, among young people or in professional settings, it can be seen as insensitive. If in doubt, don't say it.

They are nearly interchangeable. '变胖' emphasizes the change from state A to state B, while '发胖' often emphasizes the onset or the tendency to gain weight.

You say '我变胖了两公斤' (Wǒ biàn pàng le liǎng gōngjīn). Remember that in China, people often use '斤' (500g), so 2kg would be '四斤'.

Yes, '我的狗变胖了' is perfectly natural and common.

Because '变胖' is a change of state. In Chinese, '了' marks that a new situation has occurred (you are now fat, whereas you weren't before).

Use '您发福了' (Nín fāfú le). It implies they are living a good, prosperous life.

Yes, it is called '婴儿肥' (yīng'ér féi). Interestingly, it uses '肥' instead of '胖'.

You say '我怕变胖' (Wǒ pà biàn pàng).

Usually no. For muscle gain, use '变壮' (biàn zhuàng) or '增肌' (zēng jī).

In modern contexts, yes, it often carries a health connotation. In traditional contexts, it might imply health and wealth.