| attraktiv | attractive |
| Attraktivität | attractiveness |
| Attraktion | attraction |
| attributiv | attributive attributively |
| überaktiv | hyperactive |
| interaktiv | interactive |
| tagaktiv | diurnal |
| Iterativ | frequentative |
| iterativ | iterative |
| Attrappe | dummy mock-up mockup |
| Attrition | attrition |
| Traktrix | tractrix |
| Abstraktion | abstraction |
| Abstraktum | abstract noun |
| Atrazin | Atrazine |
| Extrakt | essence extract abstract gist |
| Extraktion | extraction |
| Tetraktys | tetractys |
| Trakt | suite tract |
| Traktat | treatise tract treaty |