| Autonomist | autonomist | 
| Autonomistin | autonomist | 
| Autonomie | autonomy | 
| Autotomie | autotomy | 
| autonom | autonomous self-governed | 
| autologisch | autological | 
| Autist | autist autistic person | 
| Autobombe | car bomb | 
| Autoerotik | autoerotism | 
| Autofokus | autofocus | 
| Autogamie | autogamy | 
| Autokorso | car parade motorcade parade of cars procession of cars | 
| Automat | vending machine | 
| Automixis | automixis | 
| Automobil | automobile car auto motorcar | 
| automobil | automotive | 
| Autonummer | license plate number | 
| Autopoiese | autopoiesis | 
| Autosom | autosome | 
| Autotoxin | autotoxin |