| Autotomie | autotomy |
| Autonomie | autonomy |
| Autobombe | car bomb |
| Autogamie | autogamy |
| Autotoxin | autotoxin |
| Autotypie | autotypy |
| Fetotomie | fetotomy |
| Autoerotik | autoerotism |
| Automobil | automobile car auto motorcar |
| automobil | automotive |
| Autonomist | autonomist |
| Autopsie | autopsy |
| Autoskopie | autolaryngoscopy autoscopy |
| Autosom | autosome |
| Autotrophie | autotrophy |
| Tautologie | tautology |
| autonom | autonomous self-governed |
| Phytotomie | phytotomy |
| Adenotomie | adenotomy |
| Lobotomie | lobotomy leucotomy |