| ελληνικά | ell-000 |
| ασυνεννόητος | |
| English | eng-000 | difficult |
| français | fra-000 | difficile |
| italiano | ita-000 | difficile |
| latine | lat-000 | difficilis |
| bokmål | nob-000 | vanskelig |
| polski | pol-000 | trudny |
| русский | rus-000 | трудный |
| svenska | swe-000 | svår |
| Kiswahili | swh-000 | gumu |