| 环境 | huán jìng | environment; circumstances |
| 循环 | xún huán | to cycle; to circulate |
| 环节 | huán jié | (zoology) segment (of the body of a worm, centipede etc); (fig.) a part of an integrated whole: aspect (of a project), element (of a policy), sector (of the economy), stage (of a process), etc |
| 环保 | huán bǎo | environmental protection; environmentally friendly |
| 环绕 | huán rào | to surround; to circle |
| 环球 | huán qiú | around the world; worldwide |
| 连环 | lián huán | chain |
| 环顾 | huán gù | to look around; to survey |
| 环形 | huán xíng | ring-shaped |
| 环抱 | huán bào | to encircle; surrounded by |
| 环山 | huán shān | |
| 环卫 | huán wèi | public cleanliness; (urban) sanitation |