| Zahnreinigung | dental cleaning teeth cleaning |
| Rohrreinigung | drain cleaning |
| Bahnneigung | orbital inclination |
| Verunreinigung | contamination |
| Blutreinigung | hemodialysis |
| Bereinigung | depuration |
| Reinigung | cleaning purification cleaner's |
| Vereinigung | union unification association |
| Anregung | stimulation excitation |
| Abgasreinigung | exhaust treatment |
| Vereidigung | swearing in |
| Bescheinigung | certificate |
| Einigung | unification agreement |
| Steinigung | stoning |
| Abneigung | aversion reluctance dislike |
| Anfertigung | manufacture fabrication making production |
| Zuneigung | affection |
| Zahnriemen | timing belt |
| Zahnbein | dentine |
| Zahnerhaltung | conservative dentistry restorative dentistry |