| Nominativ | architectonicum, architectonicus, architectonica | architectonicae, architectonici, architectonica |
| Genitiv | architectonicae, architectonici, architectonici | architectonicorum, architectonicorum, architectonicarum |
| Dativ | architectonico, architectonico, architectonicae | architectonicis |
| Akkusativ | architectonicam, architectonicum, architectonicum | architectonica, architectonicos, architectonicas |
| Ablativ | architectonico, architectonico, architectonica | architectonicis |
| Vokativ | architectonicum, architectonice, architectonica | architectonica, architectonicae, architectonici |
