| Sambahsa-mundialect | art-288 |
| rug | |
| Lingwa de Planeta | art-287 | karke |
| Deutsch | deu-000 | grob |
| Deutsch | deu-000 | rauh |
| English | eng-000 | coarse |
| English | eng-000 | rough |
| Esperanto | epo-000 | malglata |
| français | fra-000 | rugueux |
| Nederlands | nld-000 | ruw |
| Novial | nov-000 | rud |
| русский | rus-000 | грубый |
| русский | rus-000 | шероховатый |
| русский | rus-000 | шершавый |
| español | spa-000 | áspero |