| | Plattdeutscher Name | Deutscher Name | Englischer Name | Botanischer Name | | Oeffkenbom (Mecklenburg) | Haferschlehe | Sloe, Oats | Prunus x fruticans |
| Oeffkenbom (Mecklenburg) | Pflaume, Hafer- | Plum, Oats | Prunus domestica subsp. insititia |
| Oeffkes (Osnabrueck) | Haferschlehe | Sloe, Oats | Prunus x fruticans |
| Oeffkes (Osnabrueck) | Pflaume, Hafer- | Plum, Oats | Prunus domestica subsp. insititia |
| Oefken (Gehlenbeck/Minden) | Pflaume, Hafer- | Plum, Oats | Prunus domestica subsp. insititia |
| Oeoelboom | Olive | Olive | Olea europaea |
| Oeoelboom | Oelbaum | Olive | Olea europaea |
| Oerten (Insel Helgoland) | Erbse | Pea, Garden | Pisum sativum |
| Oeschen (Luebeck) | Windroeschen, Busch- | Wind Flower | Anemone nemorosa |
| Oeschen (Mecklenburg) | Veilchen,- Maerz | Violet, Sweet | Viola odorata |
| Oesken (Mecklenburg) | Windroeschen, Busch- | Wind Flower | Anemone nemorosa |
| Oester (Mecklenburg) | Windroeschen, Busch- | Wind Flower | Anemone nemorosa |
| Oesterchen (Stadthagen) | Windroeschen, Busch- | Wind Flower | Anemone nemorosa |
| Oettjebaern (Ostfriesland) | Erdbeere, Wald- | Strawberry, Alpine | Fragaria vesca |
| Oettjebeere (Ammerland/Oldenb.) | Erdbeere, Wald- | Strawberry, Alpine | Fragaria vesca |
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