| Novial | nov-000 |
| trublo | |
| Lingwa de Planeta | art-287 | mushkila |
| Lingwa de Planeta | art-287 | problema |
| Sambahsa-mundialect | art-288 | difficultat |
| Sambahsa-mundialect | art-288 | trouble |
| Deutsch | deu-000 | Schwierigkeit |
| English | eng-000 | difficulty |
| English | eng-000 | trouble |
| Esperanto | epo-000 | malfacilaĵo |
| Nederlands | nld-000 | moeite |
| русский | rus-000 | беда |
| русский | rus-000 | затруднение |