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A2 adjective 10 min read

不合适

bu4 he2 shi4

Practice it Examples Notes & Tips 不合适 in 30 Seconds

Explanation 不合适 in your Level:

At the A1 level, '不合适' (bù héshì) is primarily used for physical items and simple daily choices. You will mostly use it when shopping for clothes or shoes. If something is too big, too small, or the color doesn't look good on you, you can say '不合适.' It's a very useful word for basic survival in a Chinese-speaking environment because it allows you to politely decline items without needing complex grammar. You usually pair it with simple nouns like '这件' (this one), '那双' (that pair), or '衣服' (clothes). At this level, don't worry about the abstract social meanings; just focus on whether an object 'fits' or 'doesn't fit' your needs. The structure is almost always 'Subject + 不合适.' For example, '这件衣服不合适' (This shirt isn't right). It's an essential part of the 'shopping' vocabulary set. You might also hear it when someone offers you a time for a meeting, and you simply want to say 'That time doesn't work.'

At the A2 level, you begin to use '不合适' for more than just physical objects. You start applying it to simple situations and plans. For instance, if a friend suggests going to the park at 2:00 PM but you have a class, you can say '那个时间不合适' (That time is unsuitable). You also learn to use degree adverbs like '很' (very) or '有点' (a bit) to soften the statement. '有点不合适' is a very common phrase at this level to be polite. You might also start using it to describe people's simple actions, like '在教室里睡觉不合适' (Sleeping in the classroom is inappropriate). The focus here is on social norms and basic scheduling. You also learn the difference between '合适' (suitable) and '不合适' (unsuitable) and how to ask questions using the 'A-not-A' form: '合不合适?' This is a key milestone in being able to ask for opinions and participate in basic decision-making processes with others.

At the B1 level, you move into the realm of interpersonal relationships and professional suitability. This is where the famous '我们不合适' (We are not a good match) comes in. You use '不合适' to describe why two people might not work well together as friends or partners. In a work context, you might discuss whether a candidate is '不合适这个工作' (unsuitable for this job) or if a specific strategy is '不合适公司的文化' (unsuitable for the company culture). You also start using the '对...来说' (for...) structure to specify who the unsuitability affects. For example, '这个计划对我们团队来说不合适' (This plan is unsuitable for our team). Your understanding of the word becomes more nuanced, recognizing that 'unsuitable' is often a subjective judgment rather than an objective fact. You are expected to be able to explain *why* something is unsuitable using simple connectors like '因为' (because).

At the B2 level, '不合适' is used to discuss abstract concepts, social etiquette, and complex decision-making. You will use it to critique arguments or proposals in a more formal way. For instance, you might say '这种表达方式在正式报告中是不合适的' (This way of expressing is inappropriate in a formal report). You also begin to distinguish '不合适' from more precise synonyms like '不妥' (improper) or '不宜' (inadvisable). You understand that '不合适' can be a diplomatic way to reject an idea without causing offense. At this stage, you should be able to use the word in written essays to discuss social issues, such as whether a certain law or policy is '不合适当前的社会状况' (unsuitable for current social conditions). You also learn to use it with resultative verbs or as part of more complex sentence structures involving conditional clauses ('如果...就不合适').

At the C1 level, you use '不合适' to navigate the subtleties of high-level social and professional interactions. You understand the 'unspoken' meanings of the word—for instance, when a superior says something is '不合适,' they are often giving a firm command disguised as an observation. You can use the word to discuss philosophy, literature, or high-level politics. For example, discussing whether a certain historical figure's actions were '不合适当时的政治环境' (unsuitable for the political environment of the time). You also master the use of '不合适' in 'face-saving' (给面子) scenarios, knowing exactly how to use it to decline a high-stakes request gracefully. You can compare and contrast '不合适' with literary terms like '失当' (shīdàng - improper) or '欠妥' (qiàntuǒ - not quite right), and you use these variations to adjust your register based on the audience.

At the C2 level, '不合适' is a tool for precision in language. You use it in academic papers, legal discussions, or diplomatic contexts where the 'fit' of a term or a clause can have significant consequences. You might analyze the '不合适' (incongruity) between a theory and its empirical application. You are aware of the historical evolution of the characters '合' and '适' and can use this knowledge to appreciate classical allusions. You use the word with absolute native-like intuition, knowing when it is the perfect choice and when it would be too 'thin' or 'general.' You can engage in deep debates about the 'suitability' of cultural norms in a globalized world, using '不合适' to describe the friction between traditional values and modern realities. Your usage is characterized by a high degree of context-sensitivity, using the word to manage complex power dynamics and subtle emotional undercurrents in conversation.

Practice it Examples Notes & Tips

不合适 in 30 Seconds

不合适 (bù héshì) is a common adjective meaning unsuitable or inappropriate, used for physical objects like clothing and social situations like bad timing.
It is a key word for polite rejection in Chinese, allowing speakers to blame a 'lack of fit' rather than a person's character or quality.
Grammatically, it functions as a predicate (Subject + 很 + 不合适) and should not be confused with the verb '适合' (to suit).
It covers a wide range of contexts from shopping and dating to business negotiations and diplomatic etiquette across all CEFR levels.

The term 不合适 (bù héshì) is a versatile Chinese adjective that translates primarily to 'unsuitable,' 'inappropriate,' or 'unfit.' To understand its depth, we must look at its components: 不 (bù) meaning 'not,' 合 (hé) meaning 'to join' or 'to match,' and 适 (shì) meaning 'to fit' or 'to suit.' Together, they describe a state where two things do not align, whether physically, socially, or logically. This word is a staple in daily conversation because Chinese culture often emphasizes harmony and the 'fitting' of roles and objects within a context.

Physical Suitability: When you try on a pair of shoes that are too tight or a hat that is too large, you would say they are 不合适. It refers to the objective mismatch between dimensions or styles. For example, wearing a tuxedo to a beach party is physically and stylistically 不合适.

这件衣服的大小对我来说有点不合适。 (The size of this clothing is a bit unsuitable for me.)

Social and Behavioral Context: In social settings, 不合适 describes behavior that breaches etiquette or timing. If someone asks a very personal question during a first meeting, that action is 不合适. It implies a lack of 'propriety' rather than just being 'wrong.' It is a softer way to criticize someone's actions without being overly aggressive.

现在谈论这个问题恐怕不合适吧？ (I am afraid it might be inappropriate to discuss this issue right now, right?)

Furthermore, the word extends into the realm of abstract concepts like timing and logic. A solution that doesn't solve the core problem is 不合适. A job candidate who has the skills but doesn't fit the company culture is also 不合适. In Chinese business culture, ensuring that a proposal is '合适' (suitable) is more important than it being simply 'correct,' making '不合适' a significant term for indicating misalignment with organizational goals or values. It is often used to provide feedback that is constructive yet firm.

The Nuance of Rejection: Because '不合适' focuses on the 'fit' between two entities, it shifts the blame away from a single person. If a job is 不合适, it's not that the job is bad or the person is bad; it's just that they don't match. This makes it an essential word for maintaining 'face' (面子 - miànzi) in Chinese social interactions.

我觉得这个工作环境对我来说太吵了，真的不合适。 (I feel this work environment is too noisy for me; it's really unsuitable.)

你的提议在目前的情况下非常不合适。 (Your proposal is very inappropriate under the current circumstances.)

这种颜色的沙发放在客厅里显然不合适。 (A sofa of this color is clearly unsuitable for the living room.)

Using 不合适 (bù héshì) correctly requires understanding its role as a predicative adjective. Unlike English, where we almost always need the verb 'to be' (is/are), Chinese adjectives often function as verbs themselves. You can simply say 'Subject + 不合适.' However, to sound more natural, speakers often add intensifiers or context-setting phrases.

Basic Structure: The most common pattern is [Noun] + [Degree Adverb] + 不合适. Common adverbs include 很 (hěn - very), 非常 (fēicháng - extremely), or 有点 (yǒudiǎn - a bit). For example: '这双鞋很不合适' (These shoes are very unsuitable).

他的态度在正式场合不合适。 (His attitude is inappropriate in formal occasions.)

Comparing Two Things: When comparing suitability, you can use '对...来说' (duì... lái shuō) meaning 'for...'. For example: '这个计划对我来说不合适' (This plan is unsuitable for me). This specifies the target of the unsuitability.

由于天气原因，去爬山变得不合适了。 (Due to weather reasons, going mountain climbing has become unsuitable.)

Another advanced usage involves the potential complement or resultative structures, though '不合适' usually stands alone. In formal writing, you might see '显得不合适' (xiǎnde bù héshì), which means 'appears to be unsuitable.' This adds a layer of observation and objectivity to the statement. It's less about your personal feeling and more about how the situation is perceived by others.

Using in Questions: To ask if something is unsuitable, you can use the 'A-not-A' pattern: '合不合适?' (hé bù héshì). This is very common when asking for feedback on clothes or ideas. '你看这件衣服合不合适？' (Do you see if this clothing is suitable or not?)

如果你觉得时间不合适，我们可以改期。 (If you feel the time is unsuitable, we can reschedule.)

在这种严肃的会议上开玩笑真的很不合适。 (Joking in such a serious meeting is truly inappropriate.)

虽然他很有才华，但他的性格和团队不合适。 (Although he is very talented, his personality is not a good fit for the team.)

You will encounter 不合适 (bù héshì) in a wide variety of daily life scenarios in China. Its frequency is high because it serves as a polite buffer in many social interactions. Understanding the context helps you grasp the subtle implications of the word.

In the Shopping Mall: This is perhaps the most common place for beginners to hear it. Sales assistants will ask '合适吗?' (Does it fit/suit you?) and you might reply '这件颜色不合适' (This color isn't right) or '尺码不合适' (The size isn't right). It's the standard way to decline a purchase after trying something on.

售货员问：'这双鞋怎么样？' 我说：'稍微有点不合适，太窄了。' (The clerk asked, 'How are these shoes?' I said, 'A bit unsuitable, they're too narrow.')

In Romantic Relationships: In TV dramas and real life, '我们不合适' is the quintessential breakup line. It avoids pinpointing specific faults and instead focuses on the lack of chemistry or compatibility. It's often followed by '你会找到更好的' (You will find someone better).

经过一段时间的相处，他们发现彼此性格不合适。 (After getting to know each other for a while, they found their personalities were not a good match.)

In professional environments, '不合适' is used to discuss candidates, project timelines, or communication styles. A manager might say a certain person is '不合适这个职位' (unsuitable for this position). It is also used when discussing timing for meetings. If you suggest a time and the other person says '那个时间不太合适,' they are politely asking for a different time slot without saying 'I am busy' too bluntly.

In Social Etiquette: When talking about gifts or favors, '不合适' is used to indicate that something might be 'too much' or 'too little.' For example, if someone gives you a very expensive gift, you might say '这太贵重了，我不合适收' (This is too expensive, it's not appropriate for me to accept). This is a standard part of the 'refusal and acceptance' dance in Chinese culture.

在葬礼上穿红色的衣服是绝对不合适的。 (Wearing red clothes at a funeral is absolutely inappropriate.)

这个笑话在这个场合讲有点不合适。 (Telling this joke on this occasion is a bit inappropriate.)

我现在的身份去参加那个活动可能不合适。 (With my current status, it might be inappropriate for me to attend that event.)

While 不合适 (bù héshì) is a common word, learners often make specific errors regarding its scope and grammar. Because 'unsuitable' covers a lot of ground in English, students sometimes use it where more specific Chinese words are required.

Confusion with 'Wrong' (错误): A common mistake is using 不合适 to mean 'incorrect' in a factual sense. If 2+2=5, that is '错误' (cuòwù) or '不对' (bùduì), not '不合适.' 不合适 implies a lack of fit, not a lack of factual truth.

错误用法：这个数学答案不合适。 (Wrong: This math answer is unsuitable.)

Confusion with 'Uncomfortable' (不舒服): In English, if a chair isn't suitable, it might be because it's uncomfortable. In Chinese, if a chair makes your back hurt, use '不舒服' (bù shūfu). If the chair is too big for the room, use '不合适.' Don't use 不合适 for physical sensations.

错误用法：我感冒了，身体很不合适。 (Wrong: I have a cold, my body is unsuitable.)

Another error involves the word order when using '合适' (héshì) vs. '适合' (shìhé). While they look similar, '合适' is an adjective (it can't take an object directly) and '适合' is a verb (it must take an object). You say '这件衣服很合适' (This clothing is suitable) but '这件衣服适合我' (This clothing suits me). You cannot say '这件衣服合适我' without the '对...来说' structure.

The 'De' (的) Mistake: Learners often forget '的' when using 不合适 as an attributive adjective. You must say '不合适的人' (unsuitable person), not '不合适人'. However, when it's at the end of a sentence (the predicate), '的' is often optional or used for emphasis.

在公共场合大声喧哗是不太合适的行为。 (Making loud noises in public is somewhat inappropriate behavior.)

错误用法：他不合适那个工作。 (Correction: 他不适合那个工作 / 那个工作对他来说不合适。)

虽然这双鞋很漂亮，但对我来说大小不合适。 (Although these shoes are beautiful, the size is unsuitable for me.)

To truly master Chinese, you need to know when to use 不合适 (bù héshì) and when to opt for a synonym that might carry a more precise meaning. Chinese has many words for 'not right,' ranging from casual to highly formal.

不合适 vs. 不妥 (bùtuǒ): '不妥' is more formal and often used in professional or literary contexts. While '不合适' can refer to physical size, '不妥' almost always refers to actions, plans, or words that are 'improper' or 'inadvisable.' If a manager thinks a plan has risks, they might say '这样做恐怕不妥' (Doing it this way might be improper).

这个处理方法虽然快，但有些不妥。 (This handling method is fast, but somewhat improper.)

不合适 vs. 不宜 (bùyí): '不宜' means 'not suitable' or 'not advisable' and is frequently found in signs or official warnings. It's more of a recommendation or a rule. For example, '此地不宜久留' (It is not advisable to stay here long). It has a stronger sense of 'should not' compared to the descriptive '不合适.'

饭后不宜立即剧烈运动。 (It is not advisable to exercise strenuously immediately after a meal.)

Other alternatives include '不恰当' (bù qiàdàng), which specifically means 'inappropriate' in terms of language or behavior, often used in academic or formal critiques. '不相称' (bù xiāngchèn) is used for things that don't match in terms of scale or status, like a huge house for a single person. Finally, '不合身' (bù héshēn) is the specific term for clothes that don't fit the body, whereas '不合适' is broader and could mean the style is wrong even if the size is right.

不合适 vs. 不对劲 (bù duìjìn): '不对劲' is a colloquial term meaning 'something is fishy' or 'doesn't feel right.' While '不合适' is a clear mismatch, '不对劲' is more about an intuitive feeling that something is off. You might say '我觉得这地方有点不对劲' if you feel uneasy.

他的眼神看起来有点不对劲。 (The look in his eyes seems a bit off/strange.)

这两个词在这里互换使用是不恰当的。 (It is inappropriate to use these two words interchangeably here.)

由于双方身份悬殊，这桩婚事被认为不相称。 (Due to the vast difference in status, this marriage was considered mismatched.)

How Formal Is It?

Fun Fact

In ancient Chinese, '合' and '适' were used separately. The modern compound '合适' became prevalent as the language shifted from monosyllabic to disyllabic words for clarity.

Pronunciation Guide

UK /buː hʌ ʃiː/

US /buː hʌ ʃiː/

Stress is usually placed on the final syllable 'shì' to emphasize the unsuitability.

Rhymes With

客气 (kèqi) 乐意 (lèyì) 得体 (détǐ) 合理 (hélǐ) 建议 (jiànyì) 世纪 (shìjì) 设计 (shèjì) 积极 (jījí)

Common Errors

Pronouncing 'shi' like the English 'she'. In Mandarin, the 'i' in 'shi' is a buzzing vowel sound.
Mixing up the tones: bù (4th), hé (2nd), shì (4th).
Forgetting the sandhi rule: 'bù' remains 4th tone here because 'hé' is 2nd tone.
Treating 'héshì' as one syllable.
Over-emphasizing the 'h' in 'hé' like a German 'ch'.

Difficulty Rating

Reading 2/5

Characters are relatively simple and common.

Writing 3/5

The character '适' can be tricky for beginners to write.

Speaking 2/5

Easy to pronounce once the 'shi' sound is mastered.

Listening 2/5

Very common in daily speech, easy to catch.

What to Learn Next

Prerequisites

不合衣服大小

Learn Next

适合应该舒服恰当得体

Advanced

不妥不宜格格不入门当户对

Grammar to Know

Adjectives as Predicates

这件衣服[很]不合适。 (No 'is' needed).

The A-not-A Question Pattern

你看看合不合适？

Degree Adverbs with Adjectives

非常不合适 / 有点不合适。

Attributive 'de' (的)

一个不合适的决定。

Prepositional phrase 'duì...láishuō'

对我来说不合适。

Examples by Level

这件衣服不合适。

This clothing is not suitable.

Simple Subject + Adjective structure.

那双鞋不合适。

That pair of shoes is not suitable.

Using a measure word (双) with the noun.

这个颜色不合适。

This color is not suitable.

Describing a specific quality (color).

三点不合适。

Three o'clock is not suitable.

Using time as the subject.

这支笔不合适。

This pen is not suitable.

Applying the word to small daily objects.

我不合适。

I am not suitable.

Using a pronoun as the subject.

大小不合适。

The size is not suitable.

Using 'size' as the subject.

这里不合适。

Here is not suitable.

Using a location word as the subject.

那个时间对他不合适。

That time is not suitable for him.

Using '对...来说' (implied) or just '对...'.

这件衣服有点不合适。

This clothing is a bit unsuitable.

Using '有点' as a degree adverb.

你穿这件不合适。

It's not suitable for you to wear this.

Subject + Verb + Object + Adjective.

在图书馆说话不合适。

It's inappropriate to speak in the library.

An activity as the subject.

我觉得这个决定不合适。

I feel this decision is unsuitable.

Using '我觉得' to express an opinion.

这个工作对他不合适。

This job is not suitable for him.

Contextual unsuitability.

现在去爬山不合适。

It's not suitable to go mountain climbing now.

Temporal unsuitability.

你的衣服在婚礼上不合适。

Your clothes are inappropriate at a wedding.

Contextual appropriateness.

我们两个人的性格不合适。

The personalities of the two of us are not compatible.

Abstract subject (personality).

这种礼物送给老师不合适。

Giving this kind of gift to a teacher is inappropriate.

Social etiquette context.

由于天气太冷，去露营很不合适。

Because the weather is too cold, going camping is very unsuitable.

Using '由于' (due to) to explain reasons.

他的经验对这个职位不合适。

His experience is not suitable for this position.

Professional context.

在开会的时候玩手机是不合适的。

It is inappropriate to play with a phone during a meeting.

Using '是...的' for emphasis.

我觉得这双鞋的大小不太合适。

I think the size of these shoes is not quite right.

Using '不太' for a polite negative.

这种药对小孩子不合适。

This kind of medicine is not suitable for small children.

Safety/Medical context.

如果你觉得不合适，我们就换一个。

If you feel it's unsuitable, we will change to another one.

Conditional '如果' structure.

他的言论在当前的政治环境下很不合适。

His remarks are very inappropriate in the current political climate.

Complex abstract context.

这种管理风格不合适初创公司。

This management style is not suitable for startup companies.

Directly following with a noun (informal but common).

在葬礼上穿这么鲜艳的衣服显然不合适。

It is clearly inappropriate to wear such bright clothes at a funeral.

Using '显然' (clearly) as an adverb.

这种方法虽然有效，但对长远发展不合适。

Although this method is effective, it is not suitable for long-term development.

Contrastive '虽然...但' structure.

把这两个概念混为一谈是不合适的。

It is inappropriate to conflate these two concepts.

Academic/Intellectual unsuitability.

这种语气在正式的商务信函中很不合适。

This tone is very inappropriate in formal business letters.

Linguistic register context.

他认为现在的时机对他来说不合适。

He thinks the current timing is not suitable for him.

Timing (时机) as the subject.

这种教育方式对性格内向的孩子不合适。

This education method is not suitable for introverted children.

Psychological/Educational context.

在外交场合，这种随意的举止显得极其不合适。

In diplomatic settings, such casual behavior appears extremely inappropriate.

Using '显得' (appears) and '极其' (extremely).

这种传统的管理模式已经不合适现代企业的需求了。

This traditional management model is no longer suitable for the needs of modern enterprises.

Using '已经...了' to indicate change of state.

他的提议虽然有创意，但从财务角度看是不合适的。

Although his proposal is creative, it is unsuitable from a financial perspective.

Using '从...角度看' (from the perspective of).

在没有充分证据的情况下做出指控是非常不合适的。

It is very inappropriate to make accusations without sufficient evidence.

Legal/Ethical context.

这种极简主义风格对这个历史悠久的建筑来说不合适。

This minimalist style is unsuitable for this historic building.

Aesthetic/Architectural unsuitability.

由于文化差异，直接拒绝对方的邀请可能不合适。

Due to cultural differences, directly refusing the other party's invitation might be inappropriate.

Cross-cultural communication context.

在学术论文中使用口语化的词汇是不合适的。

It is inappropriate to use colloquial vocabulary in academic papers.

Formal writing constraints.

这种处理危机的方法在很多方面都是不合适的。

This method of handling the crisis is unsuitable in many respects.

Broad critique.

在当前动荡的国际局势下，采取单边行动显得尤为不合适。

In the current turbulent international situation, taking unilateral action appears particularly inappropriate.

Geopolitical context with '尤为' (especially).

这种激进的市场策略与公司稳健的品牌形象不合适。

This radical market strategy is inconsistent with the company's steady brand image.

Branding and consistency context.

将这种西方的哲学框架强加于东方文化之上是不合适的。

It is inappropriate to impose this Western philosophical framework onto Eastern culture.

Philosophical/Sociological critique.

在法律条文中，哪怕是微小的词义偏差也可能导致不合适的结果。

In legal provisions, even a slight deviation in word meaning can lead to unsuitable results.

Legal precision and consequences.

这种宏大叙事在处理微观社会问题时显得力不从心且不合适。

This grand narrative appears inadequate and unsuitable when dealing with micro-social issues.

Theoretical critique.

政府在此时削减公共开支，从社会福利的角度来看是不合适的。

The government cutting public spending at this time is unsuitable from the perspective of social welfare.

Public policy analysis.

这种对历史事件的片面解读在学术界是不合适的。

This one-sided interpretation of historical events is inappropriate in academic circles.

Intellectual integrity context.

在缺乏多方协商的前提下单方面推行改革是不合适的。

It is inappropriate to unilaterally push through reforms without multi-party consultation.

Governance and process context.

Common Collocations

尺码不合适

时间不合适

性格不合适

场合不合适

人选不合适

语气不合适

环境不合适

极其不合适

显然不合适

完全不合适

Common Phrases

我们不合适

— The standard phrase for a romantic breakup, meaning 'we aren't a good match.'

对不起，我觉得我们不合适。

有点不合适

— A polite way to say something is inappropriate without being too direct.

你现在问这个有点不合适。

不太合适

— Similar to '有点不合适,' used to soften a rejection or criticism.

我觉得这个礼物不太合适。

合不合适

— An A-not-A question format asking if something is suitable.

你看看这件合不合适？

找个合适的机会

— To find a suitable opportunity (often used when '不合适' now).

等找个合适的机会再告诉他。

不合适就换

— If it's not suitable, then change it (common in shopping).

这双鞋你先试试，不合适就换。

身份不合适

— One's status or role makes a certain action inappropriate.

以我的身份去说这话不合适。

时机不合适

— The timing is wrong.

现在谈合作时机不合适。

位置不合适

— The position or location is not right.

这个沙发摆在窗边位置不合适。

条件不合适

— The conditions or terms are not suitable.

合同里的某些条件不合适。

Often Confused With

不合适 vs 不舒服

Don't use '不合适' for physical illness or bodily discomfort.

不合适 vs 错误

Don't use '不合适' for factual errors like math mistakes.

不合适 vs 坏了

Don't use '不合适' for broken machines or objects.

Idioms & Expressions

"格格不入"

— Like a square peg in a round hole; totally incompatible.

他的思想与时代格格不入。

Literary

"门当户对"

— A marriage between families of equal social status (the opposite of '不合适' status-wise).

古人讲究门当户对。

Traditional

"大而无当"

— Big but useless/unsuitable.

这间屋子摆这个柜子大而无当。

Literary

"恰如其分"

— Just right; appropriate (the antonym).

他的评价恰如其分。

Literary

"不伦不类"

— Neither fish nor fowl; inappropriate style.

他穿得不伦不类的。

Informal

"适得其反"

— To have the opposite effect of what was intended (often because the method was '不合适').

这样做反而适得其反。

Neutral

"差强人意"

— Just barely acceptable (almost '不合适' but not quite).

他的表现只能说差强人意。

Neutral

"方枘圆凿"

— A square tenon and a round mortise; totally unsuitable.

他们两人的配合简直是方枘圆凿。

Literary

"不合时宜"

— Out of step with the times; inappropriate for the current era.

这种观念已经不合时宜了。

Neutral

"名不副实"

— The name does not match the reality; unsuitable title.

这家店名不副实。

Neutral

Easily Confused

不合适 vs 适合

They share the same characters in a different order.

合适 is an adjective (Subject + 很合适). 适合 is a verb (Subject + 适合 + Object).

这件衣服很合适。 vs 这件衣服适合你。

不合适 vs 不便

Both can be used to decline invitations.

不便 means 'inconvenient.' 不合适 means 'unsuitable/inappropriate.'

现在说话不便。 vs 现在说话不合适。

不合适 vs 不对

Both mean 'not right.'

不对 usually means 'incorrect' or 'wrong.' 不合适 means 'not fitting the context.'

答案不对。 vs 礼物不合适。

不合适 vs 不妥

Both mean 'not proper.'

不妥 is more formal and focuses on the 'propriety' of an action or plan.

这个决定有些不妥。

不合适 vs 不合

Shortened version.

不合 is usually followed by another word (e.g., 不合法, 不合身).

不合身。

Sentence Patterns

Noun + 不合适

衣服不合适。

Noun + 有点 + 不合适

时间有点不合适。

对 + Person + 来说 + 不合适

对他来说不合适。

性格/时间/大小 + 不合适

他们性格不合适。

在 + Place/Occasion + 做... + 是不合适的

在图书馆大声说话是不合适的。

显得 + 极其/非常 + 不合适

这种行为显得极其不合适。

从...角度看 + 是不合适的

从法律角度看是不合适的。

哪怕...也...不合适

哪怕是开玩笑也不合适。

Word Family

Nouns

合适性 (héshìxìng) - Suitability/Appropriateness

Verbs

适合 (shìhé) - To suit; to fit

适应 (shìyìng) - To adapt; to get used to

配合 (pèihé) - To cooperate; to match

Adjectives

合适 (héshì) - Suitable; appropriate

适中 (shìzhōng) - Moderate; just right

适当 (shìdàng) - Proper; appropriate

合 (hé) - To join/match

适 (shì) - To suit/go

不 (bù) - Not

宜 (yí) - Suitable

恰 (qià) - Just right

How to Use It

frequency

Extremely frequent in both spoken and written Chinese.

Common Mistakes

你不合适这个工作。 → 你不适合这个工作 / 这个工作对你不合适。
合适 is an adjective and cannot take an object directly.
我的身体不合适。 → 我的身体不舒服。
Use 不舒服 for physical health or feelings.
这个答案不合适。 → 这个答案不对 / 错误。
Use 不对 for factual correctness.
这双鞋很不合适身。 → 这双鞋很不合脚 / 不合适。
合身 is for clothes (body), 合脚 is for shoes (feet).
他不合适人。 → 他是不合适的人。
Need '的' when using it as an adjective before a noun.

Tips

Adverb Usage

Always try to use '很' or '不太' with '不合适' in speech. Just saying '不合适' can sound a bit clipped or harsh.

Polite Rejection

Use '不合适' to decline gifts or invitations you cannot accept. It saves 'face' for everyone involved.

In the Fitting Room

If a salesperson asks '怎么样？' (How is it?), and it doesn't fit, just say '不太合适' and they will usually bring another size.

Cultural Propriety

In China, being '合适' is often more important than being 'outstanding.' Use '不合适' to point out when someone is standing out in a bad way.

Tone Mastery

Make sure the 'shì' in 'héshì' is a clear 4th tone (falling). If it sounds like a 1st tone, it might be confusing.

Formal Writing

In formal essays, use '不合适' to describe the mismatch between a policy and its intended outcome.

Catching the Nuance

If someone says '可能不太合适,' they are almost certainly saying 'No.' The '可能' (maybe) is just for politeness.

Word Order

Remember: '合适' is the adj, '适合' is the verb. Don't say '不合适你,' say '对你不合适' or '不适合你.'

Broad Application

Don't limit '不合适' to clothes. Use it for times, people, jokes, colors, and even abstract ideas.

Visual Link

Associate '不合适' with a puzzle piece that just won't fit into the gap.

Memorize It

Mnemonic

Think of a 'BOOT' (bù) that 'HER' (hé) 'SHE' (shì) cannot wear because it's 'unsuitable.'

Visual Association

Imagine a giant trying to fit into a tiny car. The car is '不合适' for the giant.

Word Web

Clothing Relationships Timing Behavior Size Job Color Gift

Challenge

Try to find three things in your room right now that are '不合适' for their current place and describe why.

Word Origin

The phrase is a combination of the negation '不' and the compound adjective '合适.' '合' (hé) originally depicted a lid and a container meeting, signifying 'to join.' '适' (shì) originally meant 'to go to' and later evolved to mean 'to fit' or 'to suit.'

Original meaning: Not meeting the standard of fitting or joining correctly.

Sino-Tibetan (Mandarin Chinese).

Cultural Context

Be careful when using it to describe people; it can sound dismissive if not used with '有点' or '不太'.

English speakers might find 'unsuitable' a bit formal. In English, we often say 'doesn't fit' or 'isn't right.' '不合适' covers all these nuances.

The song '我们不合适' by various Mandopop artists. Commonly heard in Chinese dating shows like '非诚勿扰' (If You Are the One). A frequent theme in 'Confucian' discussions of propriety (礼).

Practice in Real Life

Real-World Contexts

Shopping for clothes

尺码不合适
颜色不合适
款式不合适
合不合适？

Scheduling a meeting

那个时间不合适
换个合适的时间
今天不太合适
什么时候合适？

Professional feedback

不合适这个职位
语气不合适
做法不合适
处理得不合适

Romantic relationships

我们不合适
性格不合适
觉得不合适
哪里不合适？

Social Etiquette

场合不合适
礼物不合适
说话不合适
身份不合适

Conversation Starters

"你觉得这件衣服我穿合不合适？ (Do you think this clothing is suitable for me?)"

"如果你觉得这个时间不合适，我们可以改期。(If you feel this time is unsuitable, we can reschedule.)"

"你为什么觉得他们两个人不合适？ (Why do you think those two are not a good match?)"

"在正式场合穿牛仔裤合适吗？ (Is it suitable to wear jeans in formal occasions?)"

"你觉得这个工作对他来说合适还是不合适？ (Do you think this job is suitable or unsuitable for him?)"

Journal Prompts

写一次你觉得某件衣服不合适的经历。(Write about a time you felt a piece of clothing was unsuitable.)

你认为什么样的性格在团队中是不合适的？ (What kind of personality do you think is unsuitable in a team?)

描述一个你觉得说话不合适的场合。(Describe an occasion where you felt someone's words were inappropriate.)

如果你不得不告诉别人‘我们不合适’，你会怎么说？ (If you had to tell someone 'we are not a match,' how would you say it?)

讨论一下在你的文化中，什么样的礼物是不合适的。(Discuss what kind of gifts are unsuitable in your culture.)

Frequently Asked Questions

10 questions

Yes, it is a very common polite way to say you don't like something, especially when shopping or being offered something. It sounds less rude than '我不喜欢.' For example, '我觉得颜色不合适' is a polite way to reject a shirt you don't like.

The main difference is grammar. '不合适' is an adjective, so you say '这件衣服不合适.' '不适合' is a verb, so you say '这件衣服不适合我.' You cannot put an object directly after '不合适.' Use '不合适' when you want to describe the thing itself.

Yes, '不' makes it negative. However, it is often used to be 'positively polite' by softening a rejection. It is much gentler than saying 'You are wrong' or 'This is bad.' In social terms, it's a 'soft' negative.

Not usually for the taste. If you don't like the taste, use '不可口' or '不好吃.' If the food is 'unsuitable' for a specific person (like spicy food for a baby), then you can say '这种菜对他不合适.'

You say '大小不合适' (dàxiǎo bù héshì) or '尺码不合适' (chǐmǎ bù héshì). If it's specifically about the body fit, you can also say '不合身' (bù héshēn).

It's better to say '我们不合适' (We are not a match). Saying '我不合适' might sound like you are saying 'I am not a suitable person' in general, whereas '我们不合适' focuses on the relationship dynamic.

Not directly. '不合法' means illegal. However, something that is '不合适' might also be against the rules, but it's a much weaker term. In a legal context, '不合适' might refer to a procedure that wasn't followed correctly.

You can ask '这样合适吗？' (Is this suitable?) or '你觉得合不合适？' (Do you think it's suitable or not?).

Depending on the context, '不妥' (improper), '不恰当' (inappropriate), or '错误' (wrong) can be stronger. If something is morally wrong, you might use '不道德' (immoral).

Yes, it's very common. '这个候选人不合适这个职位' (This candidate is not suitable for this position). It's a standard professional evaluation.