| Singular | Plural | |
|---|---|---|
| Nominativ | sumptuosa, sumptuosum, sumptuosus | sumptuosi, sumptuosa, sumptuosae |
| Genitiv | sumptuosi, sumptuosi, sumptuosae | sumptuosarum, sumptuosorum, sumptuosorum |
| Dativ | sumptuoso, sumptuoso, sumptuosae | sumptuosis, sumptuosissimae, sumptuosissimi, sumptuosissimus |
| Akkusativ | sumptuosam, sumptuosum, sumptuosum | sumptuosas, sumptuosos, sumptuosa |
| Ablativ | sumptuoso, sumptuoso, sumptuosa | sumptuosissimus, sumptuosis, sumptuosissimae, sumptuosissimi |
| Vokativ | sumptuose, sumptuosa, sumptuosum | sumptuosi, sumptuosa, sumptuosae |
| Singular | Plural | |
|---|---|---|
| Nominativ | sumptuosior, sumptuosius | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | sumptuosius | — |
| Ablativ | — | — |
| Vokativ | sumptuosior, sumptuosius | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | sumptuosissimus | sumptuosissimi, sumptuosissimae |
| Genitiv | sumptuosissimi, sumptuosissimi, sumptuosissimae | — |
| Dativ | sumptuosissimae | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | sumptuosissimi, sumptuosissimae |
| Grundform | |
|---|---|
| Positiv | sumptuose |
| Komparativ | — |
| Superlativ | — |