| Koordinatensystem | coordinate system |
| Koordinatenachse | coordinate axis |
| Koordinatennetz | grid |
| Koordinate | coordinate |
| Dateisystem | file system |
| Kandidatenliste | slate |
| Notensystem | stave |
| Planetensystem | planetary system |
| Periodensystem | periodic table |
| Sonnensystem | solar system Solar System |
| Koordinator | coordinator |
| Koordinatorin | coordinator |
| Koordination | coordination |
| koordinieren | coordinate |
| Ordinationsraum | surgery |
| Kardinalsymptom | cardinal symptom |
| Binärsystem | binary system |
| Nervensystem | nervous system |
| Zeichensystem | sign system |
| Dreikammersystem | tricameralism |