| Nederlands | nld-000 |
| radicalisme | |
| беларуская | bel-000 | радыкалізм |
| Deutsch | deu-000 | Radikalismus |
| English | eng-000 | extremism |
| English | eng-000 | radical |
| English | eng-000 | radicalism |
| Esperanto | epo-000 | radikalismo |
| magyar | hun-000 | radikalizmus |
| русский | rus-000 | радикализм |