| Adaption | adaptation |
| Adoption | adoption affiliation |
| Adaptation | adaptation |
| adaptiv | adaptive |
| Adeptin | adepte |
| Addition | addition addition reaction |
| Prädation | predation |
| adaptiert | adapt |
| Adapter | adapter adaptor |
| adagio | adagio |
| adaptieren | adapt |
| Sorption | sorption |
| adoptiv | adoptive |
| Adsorption | adsorption |
| Eruption | eruption |
| Option | option |
| -ation | -ation |
| Action | action |
| Oration | collect |
| Abduktion | abduction abductive reasoning |