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污 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
污wūfilthy, dirty; polluted, impureHSK 3, vn, 6 strokes, radical 氵, rank #17075, Medium
污wūfoulHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Medium
污wūcorruptHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Medium
污wūto smearHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Medium
污wūto defileHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Medium
污wūdirtHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Medium
污wūfilthHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Medium
wū(wu1)wu T1
  1. 1filthy, dirty; polluted, impure
  2. 2foul
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March 24, 2026

污(汚)wū(wu1)

污 (wū) refers to something that is dirty, filthy, or polluted. It can describe physical dirt, such as grime or stains, as well as metaphorical meanings, like corruption or moral impurity. This word is often used in contexts discussing environmental issues or moral decay.

Strokes6Radical氵Frequency#17075DifficultyMedium
Cultural note

污 is frequently used in discussions around environmental pollution in China, especially given the country's rapid industrialization and the resultant environmental crises. Awareness of污 helps learners understand contemporary socio-political issues in Chinese society.

Memory tip

Imagine a muddy field where a 'woo' (wū) of filth has spread everywhere. The character 污 resembles a person with a dirty shirt (the water radical 氵) and dirt on the ground (the other part of the character), reminding you of something that is tainted and unclean.

Meanings of 污

wū(wu1)
1filthy, dirty; polluted, impure
2foul
Exercise 1 of 3

By ear

Play it, then pick what 污 means.

About 污

污Simplified
汚Traditional
6Strokes
氵Radical
名动词dòngcíverb-noun (v.-n.)Part of Speech
#17075Frequency Rank
HSK 3.0L3

Podcast: 污

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Podcast: 污

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AI study notes for 污

Quick Contrast

污 (wū) vs 脏 (zāng) — use 污 for pollution or metaphorical moral impurity, while 脏 refers more generally to physical dirtiness.

Usage Notes

Be careful not to confuse 污 with similar-sounding characters. It's commonly used in both written and spoken Chinese, particularly in discussions about pollution. Remember that it can also be used in formal contexts, so avoid overly casual language when discussing serious topics related to corruption or environmental issues.

HSK Study Tips

Although 污 is not part of the standard HSK vocabulary, it connects well with words related to cleanliness or purity at the same level, like 干净 (gānjìng - clean) and 清洁 (qīngjié - to clean). Focus on understanding its usage in environmental dialogues.

Common Mistakes

Learners often mistakenly write 污 as 无 (wú), which means 'none' or 'not.' Ensure you remember that 污 has the water radical 氵, indicating its connection to dirtiness or pollution.

AI-enhanced 2026-03-24

Pronunciation of 污

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Etymology of 污

Formation typepictophonetic
六书 ClassificationPhono-semantic (形声字)~80-90% of characters
Memory hint

water

Semantic (meaning)氵
+
Phonetic (sound)亏
Learn more about Phono-semantic (形声字) characters
Exercise 1 of 1

Origin

污 = 氵 + 亏. What kind of character does that make it?

Decomposition of 污

IDS Structure⿰氵亏
污Full character
=
氵shui3
left
亏kui1
right
Exercise 1 of 2

Parts

Which of these is part of 污?

How to say filthy, dirty; polluted, impure in Chinese

“filthy, dirty; polluted, impure” in Chinese is污wū

污 (wū) refers to something that is dirty, filthy, or polluted. It can describe physical dirt, such as grime or stains, as well as metaphorical meanings, like corruption or moral impurity. This word is often used in contexts discussing environmental issues or moral decay.

When to use 污

Be careful not to confuse 污 with similar-sounding characters. It's commonly used in both written and spoken Chinese, particularly in discussions about pollution. Remember that it can also be used in formal contexts, so avoid overly casual language when discussing serious topics related to corruption or environmental issues.

污 or something close to it

污 (wū) vs 脏 (zāng) — use 污 for pollution or metaphorical moral impurity, while 脏 refers more generally to physical dirtiness.

What learners get wrong

Learners often mistakenly write 污 as 无 (wú), which means 'none' or 'not.' Ensure you remember that 污 has the water radical 氵, indicating its connection to dirtiness or pollution.

Write 污

污

Practice writing 污 stroke by stroke. Watch the animation to learn the stroke order, then try writing it yourself.

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Grammar patterns of 污

污 functions as a verb — the action or state of the sentence. The Chinese order is Subject + Verb + Object (我吃饭). Negate it with 不 (habitual / future) or 没(有) (completed action). Add aspect markers like 了, 过, 着 directly after the verb. It carries 7 related meanings, each with its own usage notes below. The example sentences below show it in action, with practice buttons (Listen, Practice Writing, Practice Speaking) on every line.

Exercise 1 of 4

Fill the gap

Type the missing word. Pinyin works; then pick the character.

全国的核武器工厂均受到了有毒废弃物的严重____染。

Nuclear weapons plants across the country are heavily contaminated with toxic wastes.

Common confusions with 污

污vs呜
wū

Same pronunciation but different meaning.

污vs无
wú

Different meaning and usage despite similar pronunciation.

污vs误
wù

Similar pronunciation but different meaning.

Exercise 1 of 1

Which one

Which one means “filthy, dirty; polluted, impure”?

or

Example sentences for 污 (10)

Listen to all sentences once to receive XP
1
全国的核武器工厂均受到了有毒废弃物的严重污染。

quánguó de héwǔqì gōngchǎng jūn shòudào le yǒudú fèiqì wù de yánzhòng wūrǎn。

Nuclear weapons plants across the country are heavily contaminated with toxic wastes.
2
池塘表面有一层黏腻腻的污泥。

chítáng biǎomiàn yǒu yī céng nián nì nì de wū ní。

There was an unappealing film of slime on top of the pond.
3
卡普里岛附近海域的污染也许仅仅是个开始。

kǎ pǔ lǐ dǎo fùjìn hǎiyù de wūrǎn yěxǔ jǐnjǐn shì gè kāishǐ。

The contamination of the sea around Capri may be just the beginning.
4
关注环境的德国人对汽车造成的污染十分担心。

guānzhù huánjìng de dé guó rén duì qìchē zàochéng de wūrǎn shífēn dānxīn。

Environmentally-conscious Germans are worried about the pollution the car produces.
5
污水中的营养物确实会加快港口的海藻生长。

wūshuǐ zhōng de yíngyǎng wù quèshí huì jiākuài gǎngkǒu de hǎizǎo shēngzhǎng。

Sewage nutrients do increase algal growth in the harbour.
6
超过10万人可能会在饮用受到污染的水后患病。

chāoguò10 wàn rén kěnéng huì zài yǐn yòng shòudào wūrǎn de shuǐ hòu huànbìng。

More than 100,000 people could fall ill after drinking contaminated water.
7
这很可能是世界上受污染最严重的一片水域。

zhè hěn kěnéng shì shìjiè shàng shòu wūrǎn zuì yánzhòng de yī piàn shuǐyù。

It is probably the most polluted body of water in the world.
8
伦道夫的著作专门论述污染对健康的影响。

lún dào fū de zhùzuò zhuānmén lùnshù wūrǎn duì jiànkāng de yǐngxiǎng。

Randolph's work was exclusively concerned with the effects of pollution on health.
9
在黄石公园里使用雪车这一想法,为人们提供了一种对环境低影响、低污染的游览方式。

zài huáng dàn gōngyuán lǐ shǐyòng xuě chē zhè yī xiǎngfǎ, wéirén men tígōng le yī zhǒng duì huánjìng dī yǐngxiǎng、 dī wūrǎn de yóulǎn fāngshì。

The snowcoach concept in Yellowstone provides low-impact, low-pollution access.
10
从汉福德受污染的土地里渗出的有毒物质很快就在水中稀释了。

cóng hàn fú dé shòu wūrǎn de tǔdì lǐ shèn chū de yǒudú wùzhì hěn kuài jiù zài shuǐ zhōng xī shì le。

The poisons seeping from Hanford's contaminated land quickly dilute in the water.

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Word Family of 污

Words containing this character20
污染wūrǎnpollution
污水wūshuǐsewage
贪污tānwūto be corrupt貪污
玷污diànwūto stain
污点wūdiǎnstain污點
污wūdirty
污染物wūrǎnwùpollutant
污渍wūzìstain污漬
污秽wūhuìnasty污穢
排污páiwūto drain sewage
环境污染huánjìngwūrǎnenvironmental pollution環境污染
污迹wūjìblotch污跡
污垢wūgòufilth
污蔑wūmièto slander污衊
污辱wūrǔto humiliate
水污染shuǐwūrǎnwater pollution
同流合污tóngliúhéwūto wallow in the mire with sb (idiom); to follow the bad example of others
油污yóuwūgreasy and dirty
污浊wūzhuódirty污濁
污泥wūnímud
Exercise 1 of 4

Words with 污

What does 污染 mean?

Frequently asked questions about 污

Synonyms for 污 (wū) include 脏 (zāng), which means dirty, and 污秽 (wūhuì), which means filth or impurity. These words can be used interchangeably depending on the context, especially when discussing cleanliness or moral integrity.

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