| 切勿 | qiè wù | by no means | |
| 格杀勿论 | gé shā wù lùn | to kill on sight with the authority of the law (idiom) | |
| 勿忘国耻 | wù wàng guó chǐ | Never forget national humiliation, refers to Mukden railway incident of 18th September 1931 九一八事变 and subsequent Japanese annexation of Manchuria | |
| 勿忘我 | wù wàng wǒ | forget-me-not, genus Myosotis (botany) | |
| 宁缺勿滥 | nìng quē wù làn | same as 宁缺毋滥 |
| 1 | Please do not cross the edge of the platform. | |
| 2 | In an emergency, please don't panic. | |
| 3 | Please do not expose the sample to sunlight | |
| 4 | Please do not consume any food before blood testing. | |
| 5 | The program is running, please do not copy or move any files. |