| Arktogäa | Arctogaea Arctogea |
| Notogäa | Notogaea Notogea |
| autogam | autogamous |
| Arkologie | arcology |
| Arkansas | Arkansas |
| Arkose | arkose |
| Arktis | Arctic |
| Marktfrau | market woman marketer |
| arktisch | arctic |
| Doktorat | doctorate |
| Viktoria | Victoria |
| auktorial | auctorial |
| Aktor | actuator |
| Oktogon | octagon |
| pektoral | pectoral |
| sektoral | sectoral sectorial |
| Kartograf | cartographer |
| Autograf | autograph |
| Toga | toga |
| autogen | autogenous |