| Kopf-an-Kopf-Rennen | neck and neck race |
| Kopf an Kopf | neck and neck |
| Elefantenrennen | elephant race |
| Kalk brennen | calcine |
| kalkbrennen | calcine |
| Büffelkopfente | bufflehead |
| Frankophone | Francophone |
| Frankophoner | Francophone |
| Kopfnuss geben | headbutt |
| Rotkopfente | redhead |
| Schwarzkopfnonne | chestnut munia |
| Totenkopffahne | Jolly Roger |
| Totenkopfäffchen | squirrel monkey |
| fernkopieren | fax |
| Kopfrechnen | mental arithmetic |
| Kopfzerbrechen | brainteaser |
| Orangeköpfchen | red-headed lovebird |
| Rosenköpfchen | rosy-faced lovebird |
| 24-Stunden-Rennen | 24-hour race |
| Hula-Hoop-Reifen | hula hoop |