| Dekokt | decoction |
| Dekor | decor |
| Dekret | decree |
| Dekade | decade group of ten period of ten days period of ten weeks period of ten months decennium |
| Dekan | dean |
| Dekkan | Deccan |
| Dekorum | decorum |
| Dekurs | decursus morbi |
| deka- | deca- |
| Mekong | Mekong |
| gekocht | boiled |
| Rekord | record |
| gekonnt | skilful |
| Koka | coca |
| Koks | coke dough bread dosh lolly loot snow blow dust nose candy bowler bowler hat hard hat balderdash nonsense rubbish |
| Rokoko | roccoco |
| Dekaeder | decahedron |
| Dekanin | dean |
| Dekanter | decanter |
| Dekolleté | cleavage |