| Obstruktion | obstruction |
| obstruktiv | obstructive obstructively |
| Abstraktion | abstraction |
| Konstruktion | construction |
| Obstination | obstinacy obstination |
| Obstipation | constipation obstipation |
| Restriktion | restriction |
| Obduktion | autopsy postmortem post mortem postmortem examination |
| Obsthökin | fruiterer |
| Obstruent | obstruent |
| obstruieren | obstruct |
| Instruktiv | instructive |
| instruktiv | instructive |
| Destruktor | destructor |
| Instruktor | instructor |
| Kastration | castration |
| Konstruktor | constructor |
| Lustration | lustration |
| Menstruation | menstruation |
| Rekonstruktion | reconstruction |