| Ostermond | April |
| Ostermontag | Easter Monday |
| Ostern | Easter Passover |
| Ostfront | eastern front |
| sterbend | dying |
| Asteroid | asteroid |
| Steroid | steroid |
| Otterhund | otterhound |
| Vatermord | patricide |
| Supermond | supermoon |
| Sermon | sermon |
| Ostende | Ostend |
| Osterlamm | Paschal Lamb |
| Ostlerin | Oriental |
| osteo- | osteo- |
| Osten | east |
| Osteologe | osteologist |
| Osterei | Easter egg |
| Osterfest | Easter |
| Osterhase | Easter Bunny |