密 (mì): dense, secret

密 (mì) is a Chinese character meaning “dense, secret.” Classified as HSK Level 4 (HSK 3.0 Standard, CLEC 2022), it is composed of 宓 (structural) and 山 (structural). It ranks #591 in character frequency (SUBTLEX-CH corpus).

Etymologically derived, 密 a silent 宓 mountain 山; 宓 also provides the pronunciation. Its radical form 宀 (roof) appears in many related characters such as 客 (kè, guest, customer), 家 (jiā, home, family), 它 (tā, it).

Spoken pronunciation

Definitions

  1. dense, secret

Etymology & Origin

密

ideographicA silent 宓 mountain 山; 宓 also provides the pronunciation

Decomposition: ⿱宓山 (layout: top-bottom)

Stroke Order

1
2
3
4
5
6
7
8
9
10
11

Practice writing 密 with real-time feedback — trace each stroke in the correct order and build muscle memory in the HanziFeed app.

Words & Compounds

HSK Vocabulary with 密

WordPinyinMeaningHSK
秘密adjective/nounmì mìsecret5
密码nounmì mǎcipher4
亲密adjectiveqīn mìintimate6
密切adjective/verbmì qièclose5
紧密adjectivejǐn mìinseparably close5
密度nounmì dùdensity6
密集verb/adjectivemì jíconcentrated6

Common Compounds

WordPinyinMeaning
保密verbbǎo mìto keep sth confidential
迈阿密proper-nounmài ā mìMiami (Florida)
机密adjectivejī mìsecret
史密斯proper-nounshǐ mì sīSmith (name)
加密verbjiā mìto encrypt
告密verbgào mìto inform against sb
密室nounmì shìa room for keeping sth hidden
罗密欧luó mì ōuRomeo (name)
密封verbmì fēngto seal up
严密adjectiveyán mìtight
告密者gào mì zhětell-tale
密探nounmì tànsecret agent
密西西比mì xī xī bǐMississippi
密谋verbmì móuconspiracy
泄密verbxiè mìto leak secrets
106
Total compounds
49
As first character
45
As last character
6
As middle character

密 appears in 106 compound words: 49 as the first character, 45 as the last, and 6 in a middle position. Compound statistics computed from SUBTLEX-CH and HSK 3.0 vocabulary data.

Strongest Collocations

Characters that most frequently co-occur with 密 in natural Chinese text, ranked by NPMI (Normalized Pointwise Mutual Information) — a statistical measure of association strength.

每měi
0.628102,804 co-occurrences
秘mì
0.61877,547 co-occurrences
度dù
0.615167,688 co-occurrences
口kǒu
0.604137,598 co-occurrences
钥yào
0.5834,948 co-occurrences
切qiē
0.56936,570 co-occurrences
稠chóu
0.5423,368 co-occurrences
蒲pú
0.51110 co-occurrences
紧jǐn
0.5088,632 co-occurrences
枢shū
0.4794,586 co-occurrences

Idioms & Chengyu (14)

汉密尔顿Hànmì'ěrdùnHSK 4+

a transliteration of the English surname and male given name Hamilton

机密文件jī mì wén jiànHSK 4+

secret document

phrase
紧锣密鼓jǐnluómìgǔ

to carry out an intense publicity campaign

phrase
秘密警察mìmì jǐngcháHSK 5+

secret police; officer of a secret police squad

noun
密不可分mì bù kě fēnHSK 4+

inextricably linked (idiom); inseparable

phrase
密不透风mì bù tòu fēngHSK 6+

sealed off; impenetrable

phrase
密尔沃基Mì'ěrwòjīHSK 6+

Milwaukee (the largest city in Wisconsin and the county seat of Milwaukee County)

密密麻麻mì mi má máHSK 4+

numerous and close together; densely packed; thickly dotted

phrase
密苏里州mì sū lǐ zhōuHSK 7+

Missouri

phrase
密西西比mì xī xī bǐHSK 4+

Mississippi

phrase
密歇根湖Mìxiēgēn HúHSK 6+

Lake Michigan

亲密无间qīn mì wú jiànHSK 4+

(idiom) to have a very close relationship with each other

phrase

Showing 12 of 14 idioms containing 密.

Example Sentences

AI-Generated

这份文件包含机密信息,不能泄露给外人。

Zhè fèn wénjiàn bāohán jīmì xìnxī, bùnéng xièlòu gěi wàirén.

This document contains confidential information and cannot be leaked to outsiders.

Yahoo FinanceFeb 2026

【中环解密】BLACKPINK官方YouTube订...

zhōng huán jiě mì B L A C K P I N K guān fāng Y o u T u b e dìng . . .

【Central Decryption】BLACKPINK official YouTube subscription...

Yahoo FinanceFeb 2026

【中环解密】日睡8小时被炒 投行分析师兴讼

zhōng huán jiě mì rì shuì 8 xiǎo shí bèi chǎo tóu háng fēn xī shī xīng sòng

【Central Decryption】Sleeping for 8 hours a day was fired and investment bank analysts filed a lawsuit

Hk01.comFeb 2026

夜王—杨偲泳性感镜头疑遭刻意删减 公开绝密福利照凭歌寄意回应

yè wáng — yáng 偲 yǒng xìng gǎn jìng tóu yí zāo kè yì shān jiǎn gōng kāi jué mì fú lì zhào píng gē jì yì huí yīng

Night King - Yang Siyong's sexy footage is suspected of being deliberately deleted, and the public top-secret welfare photos respond with songs

百度新闻Feb 2026

张艺谋谈间谍通过“垃圾桶交接加密手机”:国安同志说..

zhāng yì móu tán jiān dié tōng guò lā jī tǒng jiāo jiē jiā mì shǒu jī guó ān tóng zhì shuō . .

Zhang Yimou on spies handing over encrypted cell phones through "trash cans": State Security comrades say...

百度新闻Feb 2026

“维多利亚的秘密”前老板:我当初太天真、愚蠢、轻信..

wéi duō lì yà de mì mì qián lǎo bǎn wǒ dāng chū tài tiān zhēn yú chǔn qīng xìn . .

"Former Victoria's Secret boss: I was naive, stupid and gullible...

Tatoeba

史密斯夫妇现在分居了。

Shǐmìsī fūfù xiànzài fēnjū le.

Mr. and Mrs. Smith live apart from each other now.

Tatoeba

总统目前在迈阿密。

Zǒngtǒng mùqián zài Mài'āmì.

The president is presently in Miami.

Tatoeba

荷兰语与德语关系密切。

Hélányǔ yǔ Déyǔ guānxi mìqiè.

Dutch is closely related to German.

Tatoeba

卡罗下个月将参观迈阿密。

Kǎ luó xiàgèyuè jiāng cānguān Mài'āmì.

Carol will visit Miami next month.

Character Family

Homophones — Characters pronounced mì

Frequently Asked Questions

What does 密 (mì) mean in Chinese?
密 (mì) primarily means "dense, secret." It is classified as HSK Level 4, making it an upper-intermediate character. It ranks #591 in character frequency.
How many strokes does 密 have?
密 is written with 11 strokes. The correct stroke order matters for recognition and handwriting speed — practice with the animated guide above to build proper technique.
What is the radical of 密?
The radical associated with 密 is 宀 (roof). This radical appears in many characters related to roof.
What are the components of 密?
密 is composed of: 宓 (structural), 山 (structural). Its IDS decomposition is ⿱宓山 with a top-bottom layout. Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 密?
Common words with 密 include: 秘密 (mì mì, "secret"); 密码 (mì mǎ, "cipher"); 保密 (bǎo mì, "to keep sth confidential"); 迈阿密 (mài ā mì, "Miami (Florida)"); 亲密 (qīn mì, "intimate"). There are over 106 compound words containing this character.
What characters sound the same as 密 (mì)?
Several characters share the pronunciation mì: 米 (uncooked rice), 秘 (secret), 迷 (lost, fascinated), 弥 (full), and 3 more. Context and tones help distinguish between them in speech and writing.
Is 密 the same in simplified and traditional Chinese?
Yes, 密 is written the same way in both simplified and traditional Chinese.

Practice writing 密 with real-time feedback

Trace stroke sequences, hear spoken pronunciation, and build lasting retention with spaced repetition in the HanziFeed app.

Character data sourced from Unihan (Unicode Consortium), SUBTLEX-CH frequency corpus (Cai & Brysbaert, 2010), and Make Me a Hanzi (stroke data). Collocation strength measured via NPMI (Normalized Pointwise Mutual Information). Verified by the HanziFeed linguistics team.

HSK classification follows the HSK 3.0 Standard (Center for Language Education and Cooperation, CLEC, 2022 revision). Idiom data from Wiktionary (CC BY-SA 3.0).

Data last verified: March 2026.