| Nektar | nectar |
| Nektarine | nectarine |
| Nektarium | floral nectary honey leaf nectary |
| Hektar | hectare |
| Nekton | nekton |
| Hektor | Hector |
| Lektor | lector reader lecturer literary editor |
| Rektor | rector principal |
| Sektor | sector |
| Vektor | vector |
| rektal | rectal |
| Notar | notary |
| nekro- | necro- |
| Elektor | elector |
| Lekt | lect |
| Rektus | direct case |
| Tektit | tektite |
| hekto- | hecto- |
| Hekto- | hecto- |
| Hektik | hecticness |