| 國語 | cmn-001 |
| 堅固的 | |
| 國語 | cmn-001 | 不透水的 |
| 國語 | cmn-001 | 攻不下的 |
| 國語 | cmn-001 | 攻不破的 |
| English | eng-000 | cast-iron |
| English | eng-000 | firm |
| English | eng-000 | firmly |
| English | eng-000 | hard |
| English | eng-000 | impregnable |
| English | eng-000 | indurative |
| English | eng-000 | infrangible |
| English | eng-000 | solid |
| English | eng-000 | stable |
| English | eng-000 | stanch |
| English | eng-000 | substantial |
| Tâi-gí | nan-003 | kian-kò· ĕ |