| Ostfriesland | East Frisia |
| Friesland | Frisia |
| Nordfriesland | North Frisia |
| ostfriesisch | East Frisian |
| Ostfriesisch | East Frisian |
| sprießend | burgeoning |
| Mitgliedsland | member state member country |
| Südrussland | Southern Federal District |
| Freiland | open ground open land |
| Tiefland | lowland |
| Ölförderland | oil producing country |
| Osterlamm | Paschal Lamb |
| Ostermond | April |
| Ostfalen | Eastphalia |
| ostfriesisches | East Frisian |
| Ost-Berlin | East-Berlin |
| Ostafrika | East Africa |
| Ostasien | East Asia Eastern Asia |
| Ostdeutschland | East Germany |
| Osterferien | Easter holidays |