| Doktorand | Ph.D. candidate Ph.D. student doctorand |
| Doktorandin | Ph.D. candidate Ph.D. student doctorand |
| Doktorat | doctorate |
| Doktorin | Doctor |
| Doktor | doctor physican |
| Doktorgrad | doctor's degree |
| Doktrin | doctrine |
| doktrinal | doctrinal |
| doktrinär | doctrinaire |
| Doktorvater | supervisor thesis advisor |
| Nokturne | nocturne |
| Oktant | Octans |
| Oktogon | octagon |
| Lektorin | lecturer |
| Rektorin | headmistress |
| pektoral | pectoral |
| sektoral | sectoral sectorial |
| Donatorin | giver |
| betörend | beguiling |
| Motorrad | bike motor-bike motor-cycle motorcycle |