刀 (dāo): knife, blade, single-edged sword, cutlass, (slang) (loanword) dollar, classifier for sets of one hundred sheets (of paper)

刀 (dāo) is a Chinese character meaning “knife.” Classified as HSK Level 4 (HSK 3.0 Standard, CLEC 2022), it is composed of 丿 (structural). It ranks #1066 in character frequency (SUBTLEX-CH corpus).

Spoken pronunciation

Definitions

  1. knife
  2. blade
  3. single-edged sword
  4. cutlass
  5. (slang) (loanword) dollar
  6. classifier for sets of one hundred sheets (of paper)

Stroke Order

1
2

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

Words & Compounds

HSK Vocabulary with 刀

WordPinyinMeaningHSK
剪刀nounjiǎn dāoscissors5

Common Compounds

WordPinyinMeaning
刀子noundāo ziknife
刀锋noundāo fēngcutting edge or point of a knife, sword or tool
剃刀nountì dāorazor
小刀nounxiǎo dāoknife
刀片noundāo piànblade
刺刀nouncì dāobayonet
刀刃noundāo rènknife blade
开刀verbkāi dāo(of a surgeon) to perform an operation
螺丝刀nounluó sī dāoscrewdriver
砍刀kǎn dāomachete
镰刀nounlián dāosickle
刀枪不入dāo qiāng bù rùlit. impervious to sword or spear (idiom)
一刀两断yī dāo liǎng duàn(idiom) to make a clean break with
刀具noundāo jùcutting tool
剃须刀nountì xū dāoshaver
102
Total compounds
28
As first character
62
As last character
10
As middle character

刀 appears in 102 compound words: 28 as the first character, 62 as the last, and 10 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 刀 in natural Chinese text, ranked by NPMI (Normalized Pointwise Mutual Information) — a statistical measure of association strength.

剃tì
0.5731,663 co-occurrences
捅tǒng
0.558615 co-occurrences
魄pò
0.5441,312 co-occurrences
疤bā
0.517696 co-occurrences
剪jiǎn
0.5143,587 co-occurrences
斧fǔ
0.5011,006 co-occurrences
刺cì
0.4935,848 co-occurrences
柄bǐng
0.4881,492 co-occurrences
砍kǎn
0.4832,014 co-occurrences
刮guā
0.470558 co-occurrences

Idioms & Chengyu (20)

拔刀相助bádāoxiāngzhùHSK 6+

to intervene in an injustice; to rush to the rescue

phrase
宝刀未老bǎodāowèilǎoHSK 5+

old but still got it; as vigorous and active as before; just as skilled as when one was young

phrase
大刀阔斧dàdāokuòfǔHSK 7+

to handle something with daring and resolve; to be bold and decisive when handling an issue; drastic

phrase
单刀赴会dān dāo fù huìHSK 7+

lit. to go among enemies with only one's sword (idiom); fig. to go alone into enemy lines

phrase
刀耕火种dāogēnghuǒzhòngHSK 7+

slash and burn; slash-and-burn agriculture

noun
刀光剑影dāo guāng jiàn yǐngHSK 6+

lit. flash of knives and swords (idiom); fig. intense conflict

phrase
刀枪不入dāo qiāng bù rùHSK 6+

lit. impervious to sword or spear (idiom); fig. invulnerable; untouchable

phrase
刀枪剑戟dāoqiāngjiànjǐ

single-edged and double-edged swords, spears and halberds; all kinds of ancient weapons

phrase
横刀夺爱héngdāoduó'àiHSK 6+

to rob somebody of something or someone they cherish

phrase
借刀杀人jièdāoshārénHSK 6+

to get someone else to do one's dirty work; to attack someone using the strength of another

phrase
两肋插刀liǎnglèichādāo

to bend over backwards; to risk anything

phrase
磨刀霍霍mó dāo huò huòHSK 7+

(lit.) to sharpen one's sword (idiom); (fig.) to prepare to attack; to be getting ready for battle

phrase

Showing 12 of 20 idioms containing 刀.

Example Sentences

AI-Generated

这个刀字的意思与它的部首有关。

zhè gě dāo zì de yì sī yú tā de bù shǒu yǒu guān .

The meaning of the character "刀" is related to its radical.

中時新聞網Feb 2026

...购条例将审查 国民党:确保每分预算都用在刀口上

. . . gòu tiáo lì jiāng shěn chá guó mín dǎng : què bǎo měi fēn yù suàn dōu yòng zài dāo kǒu shàng

... The purchase regulations will be reviewed by the Kuomintang: ensure that every cent of the budget is used on the edge of the knife

Yahoo FinanceFeb 2026

消息:暂停电动车首次登记税宽减非一刀切 有信心无碍政策目标

xiāo xī : zàn tíng diàn dòng chē shǒu cì dēng jì shuì kuān jiǎn fēi yī dāo qiē yǒu xìn xīn wú ài zhèng cè mù biāo

News: The suspension of the first registration tax for electric vehicles is not one-size-fits-all, and I am confident that it will not hinder the policy goal

三立新聞網Feb 2026

65岁林瑞阳惊传胸腔动刀!张庭回应了

6 5 suì lín ruì yáng jīng chuán xiōng qiāng dòng dāo ! zhāng tíng huí yīng le

65-year-old Lin Ruiyang was shocked to hear that he had a chest knife! Zhang Ting responded

马来西亚诗华日报新闻网Feb 2026

陈伟智:人生还在战斗的九把刀─《功夫》是不是你还期待的那个模样?

chén wěi zhì : rén shēng hái zài zhàn dǒu de jiǔ bǎ dāo gōng fū shì bù shì nǐ hái qī dài de nà gè mó yàng ?

Chen Weizhi: The nine knives that are still fighting in life - is "Kung Fu" the look you are still looking forward to?

UdnnewsindexFeb 2026

...容易上当...狮子投资被骗、他被熟人捅一刀

. . . róng yì shàng dāng . . . shī zǐ tóu zī bèi piàn , tā bèi shú rén tǒng yī dāo

... Easy to be fooled... Lion Investment was deceived, and he was stabbed by an acquaintance

Tatoeba

书桌上有一把剪刀。

Shūzhuō shàng yǒu yī bǎ jiǎndāo.

There is a pair of scissors on the desk.

Tatoeba

这把刀的刀锋很利。

Zhè bǎ dāo de dāofēng hěn lì.

The knife has a keen blade.

Tatoeba

她得知父亲突然离世,不禁心如刀割。

Tā dézhī fùqīn tūrán líshì, bù jìn xīnrúdāogē.

She was filled with deep grief to hear of her father's sudden death.

Tatoeba

它可以被当成一把刀来用。

Tā kěyǐ bèi dàngchéng yī bǎ dāo lái yòng.

It can be used as a knife.

Character Family

Homophones — Characters pronounced dāo

Frequently Asked Questions

What does 刀 (dāo) mean in Chinese?
刀 (dāo) primarily means "knife." It is classified as HSK Level 4, making it an upper-intermediate character. It ranks #1066 in character frequency.
How many strokes does 刀 have?
刀 is written with 2 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 刀?
The radical associated with 刀 is 刂 (knife). In fact, 刀 is itself the full form of this radical — the simplified radical form 刂 appears as a component in many related characters.
What are the components of 刀?
刀 is composed of: 丿 (structural). Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 刀?
Common words with 刀 include: 剪刀 (jiǎn dāo, "scissors"); 刀子 (dāo zi, "knife"); 刀锋 (dāo fēng, "cutting edge or point of a knife, sword or tool"); 剃刀 (tì dāo, "razor"); 小刀 (xiǎo dāo, "knife"). There are over 102 compound words containing this character.
What characters sound the same as 刀 (dāo)?
Several characters share the pronunciation dāo: 到 (to reach), 道 (road, way), 导 (to transmit), 倒 (to fall, to invert), and 6 more. Context and tones help distinguish between them in speech and writing.
Is 刀 the same in simplified and traditional Chinese?
Yes, 刀 is written the same way in both simplified and traditional Chinese.

Practice writing 刀 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.