| Astrozyt | astrocyte |
| Astronym | astronym |
| Astroide | astroid |
| Astronaut | astronaut |
| Astronom | astronomer |
| astro- | astr- |
| Gastronom | restaurateur |
| Kastrat | castrato |
| gastro- | gastro- |
| Astat | astatine |
| Asteroid | asteroid |
| Astloch | knothole |
| Astrologe | astrologer astrologist |
| Gastrolith | gastrolith stomach stone |
| Maestro | maestro |
| astral | astral |
| astrein | cool |
| kastriert | castrated |
| Ästhet | aesthete esthete |
| Adstrat | adstratum |