| odorifero | duftend |
| odoroso | wohlriechend |
| Odra Wodzisław Śląski | Odra Wodzisław |
| Oduduwa | Oduduwa |
| Odysseus Elytis | Odysseas Elytis |
| Odžaci | Odžaci |
| OE | OE |
| Oebisfelde | Oebisfelde |
| Oed-Öhling | Oed-Öhling |
| Oedheim | Oedheim |
| Oedipus rex | Oedipus Rex |
| Oekingen | Oekingen |
| Oelde | Oelde |
| Oelixdorf | Oelixdorf |
| Oenanthe hispanica | Mittelmeer-Steinschmätzer |
| Oenanthe oenanthe | Steinschmätzer |
| Oeno | Oeno |
| Oenococcus | Oenococcus oeni |
| Oenococcus oeni | Oenococcus oeni |
| Oenothera | Nachtkerzen |
| Oensingen | Oensingen |
| Oerlenbach | Oerlenbach |
| Oerlinghausen | Oerlinghausen |
| Oersted | Oersted |
| Oeschebüttel | Oeschebüttel |
| Oeschenbach | Oeschenbach |
| Oeschgen | Oeschgen |
| Oescus | Colonia Ulpia Oescus |
| Oesterreichischer Alpenverein | Österreichischer Alpenverein |
| Oestrich-Winkel | Oestrich-Winkel |
| Oettingen in Bayern | Oettingen in Bayern |
| Oetwil am See | Oetwil am See |
| Oetwil an der Limmat | Oetwil an der Limmat |
| Oetz | Oetz |
| OF | OF |
| Of Montreal | Of Montreal |
| OFC Champions League | OFC Champions Cup |
| OFDM | OFDM |
| Ofelia | Ophelia |
| Off the Wall | Off the Wall |
| off-site | Off-Site |
| Offa di Mercia | Offa von Mercien |
| Offaly | County Offaly |
| Offenau | Offenau |
| Offenbach | Offenbach am Main |
| Offenberg | Offenberg |
| Offenburg | Offenburg |
| offendere | angreifen |
| offendersi | Anstoß nehmen an |
| offendersi per | übel nehmen |
| Offenhausen | Offenhausen |
| Offensione | Handlung |
| offensiva | Offensive |
| Offensiva del Piave | Piaveschlachten |
| Offensiva del Têt | Tet-Offensive |
| Offensiva delle Ardenne | Ardennenoffensive |
| offensivo | abschätzig |
| offerente | Spender |
| Offerere | Opfern |
| offerta | Angebot |
| offerta dei bestiami | Vieherbauer |
| Offerta Musicale | Musikalisches Opfer |
| Offerta pubblica di acquisto | Unternehmensübernahme |
| Offerta pubblica iniziale | Börsengang |
| offerta speciale | Sonderangebot |
