| Argonaut | argonaut |
| Argonautin | Argonaut |
| Aeronaut | aeronaut |
| Arganbaum | argan |
| Arginase | arginase |
| Argentit | argentite |
| Argon | argon |
| Argot | argot |
| Aragonit | aragonite |
| agonal | agonistic agonal |
| Baronat | barony |
| Karbonat | carbonate |
| Aeronautin | aeronaut |
| Astronaut | astronaut |
| Taikonaut | taikonaut |
| Arganie | argan |
| Arglist | bad faith |
| Argo | Argo |
| Nargent | Naissaar |
| Sargon | Sargon |