| Lektorin | lecturer |
| Rektorin | headmistress |
| Lektor | lector reader lecturer literary editor |
| Doktorin | Doctor |
| Mentorin | mentor |
| Leiterin | directress head |
| Elektor | elector |
| Plektron | plectrum |
| lektorieren | referee |
| Elektron | electron electrum |
| Lektion | lesson |
| Lektüre | reading |
| -ektomie | -ectomy |
| Hektor | Hector |
| Direktorin | headmistress director manager |
| Nektarine | nectarine |
| Nekton | nekton |
| Rektor | rector principal |
| Sektor | sector |
| Tektonik | tectonics |