| Nederlands | nld-000 |
| verstevigen | |
| Deutsch | deu-000 | bestärken |
| English | eng-000 | affix |
| English | eng-000 | fasten |
| English | eng-000 | fix |
| English | eng-000 | secure |
| Esperanto | epo-000 | firmigi |
| Esperanto | epo-000 | fortikigi |
| Limburgs | lim-000 | batte |
| Limburgs | lim-000 | sjterke |
| Nederlands | nld-000 | sterken |
| Nederlands | nld-000 | verschansen |