| Kopfpolster | cushion |
| Koppler | coupling |
| Kopsibolter | somersault |
| Kopfballtor | headed goal |
| Kopffüßer | cephalopod |
| Kopfhörer | headphone |
| kopfunter | head down |
| Polster | bolster cushion |
| Sitzpolster | seat seat upholstery |
| Doppelstern | binary star |
| Doppelter | double |
| Kopfjäger | headhunter |
| Kopfsteuer | poll tax |
| Kopfkissen | pillow |
| Kopfsalat | lettuce butterhead lettuce |
| Kopfstein | cobblestone |
| Koprolith | coprolite fecaloma coprolith faecalith stercolith stercorolith |
| kopflastig | top-heavy |
| kopflos | headless |
| kopfüber | headlong head first head over heels head-first headfirst |