| Action-Painting | action painting |
| Actionpainting | action painting |
| Action-Figur | action figure |
| Aktionspotential | action potential |
| Nationalistin | nationalist |
| Aktionärin | shareholder stockholder |
| Anti-Antifa | anti-Antifa |
| antimonhaltig | antimonial antimoniferous antimonious |
| Aconitin | aconitine |
| Astronautin | female astronaut |
| Autonomistin | autonomist |
| Autobahnring | beltway loop orbital motorway ringway |
| Ractopamin | ractopamine |
| Actionfilm | action film |
| Aktionsart | aspect |
| Aktionsplan | action plan |
| Antiochierin | Antiochian |
| Portionspackung | sachet |
| Wiktionäristin | Wiktionarian |
| Antizipation | anticipation |