| español | spa-000 |
| inconquistable | |
| Deutsch | deu-000 | uneinnehmbar |
| Deutsch | deu-000 | unerbittlich |
| English | eng-000 | impregnable |
| English | eng-000 | insuperable |
| English | eng-000 | invincible |
| English | eng-000 | unconquerable |
| français | fra-000 | imprenable |
| français | fra-000 | inexpugnable |
| italiano | ita-000 | imprendibile |
| italiano | ita-000 | inespugnabile |
| español | spa-000 | inexpugnable |