| kurios | curious |
| Kuriosum | curio |
| Kuriosität | curio |
| furios | dynamic furious |
| kariös | decayed |
| Kurier | messenger courier |
| Kürass | cuirass |
| Kurie | curia Curia |
| Kurs | course rate |
| Kürbis | pumpkin gourd squash nut pumpkin-head |
| seriös | proper dignified solemn respectable reputable serious |
| dubios | doubtful dubious shady |
| Kurdin | Kurd Kurdish |
| Kurgan | kurgan |
| Kurilen | Kuril Islands |
| Kurre | turkey |
| Kurta | kurta |
| Kuru | kuru |
| Kürzen | abbreviation |
| kürzen | shorten reduce simplify |