| 不可能的事 | bù kě néng de shì | impossibility |
| 不可解 | bù kě jiě | insoluble (i.e. impossible to solve) |
| 不可言喻 | bù kě yán yù | inexpressible (idiom) |
| 不可逆 | bù kě nì | irreversible |
| 不可逆转 | bù kě nì zhuǎn | irreversible |
| 不可通约 | bù kě tōng yuē | having no common measure; incommensurable; incommensurate |
| 不可逾越 | bù kě yú yuè | impassable; insurmountable; insuperable |
| 不可避 | bù kě bì | unavoidable |
| 不可开交 | bù kě kāi jiāo | to be awfully (busy etc) |
| 不可靠 | bù kě kào | unreliable |
| 不置可否 | bù zhì kě fǒu | decline to comment; not express an opinion; be noncommittal; hedge |
| 人不可貌相 | rén bù kě mào xiàng | you can't judge a person by appearance (idiom); you can't judge a book by its cover; often in combination 人不可貌相，海水不可斗量 |
人不可貌相，
海水不可斗量 | rén bù kě mào xiàng ,
hǎi shuǐ bù kě dǒu liàng | you can't judge a person by appearance, just as you can't measure the sea with a pint pot (idiom) |
| 他山之石可以攻玉 | tā shān zhī shí kě yǐ gōng yù | lit. the other mountain's stone can polish jade (idiom); to improve oneself by accepting criticism from outside; to borrow talent from abroad to develop the nation effectively |
| 健怡可乐 | Jiàn yí Kě lè | Diet Coke; Coca-Cola Light |
| 到处可见 | dào chù kě jiàn | ubiquitous; commonplace; found everywhere |
| 前景可期 | qián jǐng kě qī | to have a promising future; to have bright prospects |
| 创可贴 | chuāng kě tiē | band-aid; sticking plaster |
| 功不可没 | gōng bù kě mò | one's contributions cannot go unnoticed (idiom) |
| 势不可当 | shì bù kě dāng | impossible to resist (idiom); an irresistible force |
| 即可 | jí kě | that will do |
只可意会，
不可言传 | zhǐ kě yì huì ,
bù kě yán chuán | can be understood, but not described (idiom, from Zhuangzi 庄子); mysterious and subtle |
可以意会，
不可言传 | kě yǐ yì huì ,
bù kě yán chuán | can be understood, but not described (idiom, from Zhuangzi 庄子); mysterious and subtle |
| 可作 | kě zuò | can be used for |
| 可供军用 | kě gōng jūn yòng | having possible military application |
| 可信 | kě xìn | trustworthy |
| 可信任 | kě xìn rèn | trusty |
| 可信度 | kě xìn dù | degree of credibility; reliability |
| 可共患难 | kě gòng huàn nàn | to go through thick and thin together (idiom) |
| 可再生 | kě zài shēng | renewable (resource) |
| 可再生原 | kě zài shēng yuán | renewable resource |
| 可分 | kě fēn | can be divided (into parts); one can distinguish (several types) |
| 可动 | kě dòng | movable |
| 可卡因 | kě kǎ yīn | cocaine |
| 可口可乐 | kě kǒu kě lè | Coca-Cola |
| 可口可乐公司 | Kě kǒu Kě lè Gōng sī | The Coca-Cola Company |
| 可可托海 | Kě kě tuō hǎi | Keketuohai town in Fuyun county 富蕴县, Altay prefecture, Xinjiang |
| 可可托海镇 | Kě kě tuō hǎi zhèn | Keketuohai town in Fuyun county 富蕴县, Altay prefecture, Xinjiang |
| 可可米 | Kě kě mǐ | Cocoa Krispies |
| 可可西里 | Kě kě xī lǐ | Hoh Xil or Kekexili, vast nature reserve on Qinghai-Tibetan Plateau 青藏高原 |
| 可吃 | kě chī | edible |
| 可哀 | kě āi | miserably |
| 可回收 | kě huí shōu | recyclable |
| 可执行 | kě zhí xíng | executable (computing) |
| 可塞 | kě sài | xi or ksi (Greek letter Ξξ) |
| 可压缩 | kě yā suō | compressible |
| 可容忍 | kě róng rěn | tolerable |
| 可尊敬 | kě zūn jìng | respectable |
| 可寻址 | kě xún zhǐ | addressable (comp.); accessible via an address |
| 可导 | kě dǎo | differentiable (calculus) |
