| 1 | 灰 | 灰 | huī | hui1 | ash; dust; lime; gray; discouraged; dejected | | |
| 2 | 灰色 | 灰色 | huī sè | hui1 se4 | gray; ash gray; grizzly; pessimistic; gloomy; dispirited; ambiguous | | |
| 3 | 灰尘 | 灰塵 | huī chén | hui1 chen2 | dust | | |
| 4 | 石灰 | 石灰 | shí huī | shi2 hui1 | lime (calcium oxide) | | |
| 5 | 石灰岩 | 石灰岩 | shí huī yán | shi2 hui1 yan2 | limestone | | |
| 6 | 火山灰 | 火山灰 | huǒ shān huī | huo3 shan1 hui1 | volcanic ash | | |
| 7 | 骨灰 | 骨灰 | gǔ huī | gu3 hui1 | bone ash; ashes of the dead | | |
| 8 | 灰白色 | 灰白色 | huī bái sè | hui1 bai2 se4 | ash gray | | |
| 9 | 灰白喉林莺 | 灰白喉林鶯 | huī bái hóu lín yīng | hui1 bai2 hou2 lin2 ying1 | (bird species of China) common whitethroat (Sylvia communis) | | |
| 10 | 灰白 | 灰白 | huī bái | hui1 bai2 | colored; ash-colored | | |
| 11 | 红头灰雀 | 紅頭灰雀 | hóng tóu huī què | hong2 tou2 hui1 que4 | (bird species of China) red-headed bullfinch (Pyrrhula erythrocephala) | | |
| 12 | 红腹灰雀 | 紅腹灰雀 | hóng fù huī què | hong2 fu4 hui1 que4 | (bird species of China) Eurasian bullfinch (Pyrrhula pyrrhula) | | |
| 13 | 褐灰雀 | 褐灰雀 | hè huī què | he4 hui1 que4 | (bird species of China) brown bullfinch (Pyrrhula nipalensis) | | |
| 14 | 骨灰龛 | 骨灰龕 | gǔ huī kān | gu3 hui1 kan1 | columbarium | | |
| 15 | 骨灰盒 | 骨灰盒 | gǔ huī hé | gu3 hui1 he2 | box for bone ashes; funerary casket | | |
| 16 | 焚尸扬灰 | 焚屍揚灰 | fén shī yáng huī | fen2 shi1 yang2 hui1 | to burn the corpse and scatter the ashes; to desecrate the dead (idiom) | | |
| 17 | 放射性落下灰 | 放射性落下灰 | fàng shè xìng luò xià huī | fang4 she4 xing4 luo4 xia4 hui1 | radioactive fallout | | |
| 18 | 法网灰灰,疏而不漏 | 法網灰灰,疏而不漏 | fǎ wǎng huī huī , shū ér bù lòu | fa3 wang3 hui1 hui1 , shu1 er2 bu4 lou4 | The net of justice is wide, but no-one escapes. | | |
| 19 | 大灰啄木鸟 | 大灰啄木鳥 | dà huī zhuó mù niǎo | da4 hui1 zhuo2 mu4 niao3 | (bird species of China) great slaty woodpecker (Mulleripicus pulverulentus) | | |
| 20 | 大灰狼 | 大灰狼 | dà huī láng | da4 hui1 lang2 | big bad wolf | | |
| 21 | 珠灰 | 珠灰 | zhū huī | zhu1 hui1 | pearl gray | | |
| 22 | 吹灰 | 吹灰 | chuī huī | chui1 hui1 | to blow away dust | | |
| 23 | 草原灰伯劳 | 草原灰伯勞 | cǎo yuán huī bó láo | cao3 yuan2 hui1 bo2 lao2 | (bird species of China) steppe grey shrike (Lanius pallidirostris) | | |
| 24 | 草木灰 | 草木灰 | cǎo mù huī | cao3 mu4 hui1 | plant ash | | |
| 25 | 不费吹灰之力 | 不費吹灰之力 | bù fèi chuī huī zhī lì | bu4 fei4 chui1 hui1 zhi1 li4 | as easy as blowing off dust; effortless; with ease | | |