| Kokain | cocaine coke snow |
| Kokkai | diet |
| koken | coke |
| Koka | coca |
| Kokon | cocoon |
| Kain | Cain |
| Domain | domain |
| Kokarde | cockade |
| Kokke | coccus |
| Kokkus | coccus |
| Kokos | coconut coco |
| Koks | coke dough bread dosh lolly loot snow blow dust nose candy bowler bowler hat hard hat balderdash nonsense rubbish |
| Kokser | coke addict |
| Kokserin | coke addict |
| kokett | coquettish |
| Krokant | brittle |
| Okara | okara |
| Okay | OK |
| okay | okay |
| Ryokan | ryokan |