| Axiomatik | axiom system |
| Automatik | automatism automatic automatic transmission |
| axiomatisch | axiomatic unquestionable undeniable |
| Akrobatik | acrobatic skill acrobatics |
| Aviatik | aviation |
| Axiologie | axiology |
| Axiom | axiom |
| Oniomanie | oniomania |
| Achromatin | achromatin |
| Aeromantie | aeromancy |
| Anomalie | anomaly |
| Automat | vending machine |
| Automation | automation |
| Chromatid | chromatid |
| Chromatin | chromatin |
| Diplomatik | diplomatics |
| Onomastik | onomastics onomatology |
| Romanik | Romanesque |
| Romantik | romanticism |
| Animator | animator |