| 严实 | yán shi | (sealed) tight / close / (hidden) safely / securely | ![]() |
| 不住 | bù zhù | (verb complement) unable to firmly or securely (grasp, recall etc) / repeatedly / continuously / constantly | ![]() |
| 紧闭 | jǐn bì | to close securely / tightly closed / secure | ![]() |
| 钉死 | dìng sǐ | to nail securely / to execute by means of impalement / to crucify | ![]() |
| 关紧 | guān jǐn | to close firmly / to fasten securely / to make fast / to lock | ![]() |
