| Frustration | frustration exasperation |
| Lustration | lustration |
| Perlustration | perlustration |
| Illustration | illustration |
| Kastration | castration |
| Filtration | filtration |
| Fluktuation | fluctuation |
| frustrieren | frustrate |
| Austrasien | Austrasia |
| Degustation | tasting |
| Australien | Australia |
| Abstraktion | abstraction |
| Menstruation | menstruation |
| Restriktion | restriction |
| Penetration | penetration |
| Subtraktion | subtraction |
| Titration | titration |
| Adumbration | adumbration |
| Präparation | dissection |
| Föderation | federation |