| Singular | Plural | |
|---|---|---|
| Nominativ | telegenius, genius | genii |
| Genitiv | genitricis, genialiter, ceni, geniculis, quadrigeni, geniculo, belligeni, geniculus, commageni, genii, genilare, diogeni, genitorque, genialitas | geniorum |
| Dativ | genio, genioque | geniis |
| Akkusativ | geniumque, geniom, genium, eugenium | genios |
| Ablativ | genio, genioque | geniis |
| Vokativ | genialitas, genitricis, genialiter, geniculis, quadrigeni, geniculo, belligeni, geniculus, genie, commageni, genilare, diogeni, ceni, genitorque | genii |
| Grundform | |
|---|---|
| Positiv | genialiter |
| Komparativ | — |
| Superlativ | — |