| Obstetrik | obstetrics |
| Osteria | osteria |
| Obstfrau | fruiterer |
| Obsthökin | fruiterer |
| Obstler | fruit brandy |
| Obsttorte | flan |
| Obstwein | fruit wine |
| Forsterit | forsterite |
| Küsterin | sacristan |
| unstetig | discontinuous |
| Asterisk | asterisk |
| Asterix | Asterix |
| Försterin | forester |
| Hysterie | hysteria hysterics |
| Osterei | Easter egg |
| Ostern | Easter Passover |
| Stearin | stearin |
| Stettin | Szczecin Stettin |
| Testerin | tester |
| ostensiv | ostensive |