| Hektik | hecticness |
| Hektor | Hector |
| hekto- | hecto- |
| Hekto- | hecto- |
| Hektar | hectare |
| Tektit | tektite |
| Taktik | military tactics |
| Gestik | gestures |
| Haptik | haptics |
| Hekabe | Hecuba |
| Hekuba | Hecuba |
| hektisch | hectic |
| Lekt | lect |
| Rektus | direct case |
| Smektit | smectite |
| Lektion | lesson |
| Lektor | lector reader lecturer literary editor |
| Nektar | nectar |
| Nekton | nekton |
| Rektion | case government government |