| Singular | Plural | |
|---|---|---|
| Nominativ | inbecillis, inbecille | inbecilles, inbecillia |
| Genitiv | inbecillis | inbecillum |
| Dativ | inbecilli | — |
| Akkusativ | inbecille | inbecillis, inbecilles, inbecillia |
| Ablativ | inbecilli, inbecille | — |
| Vokativ | inbecillis, inbecille | inbecilles, inbecillia |
| Singular | Plural | |
|---|---|---|
| Nominativ | inbecillior | inbecilliores, inbecilliora |
| Genitiv | inbecillioris | — |
| Dativ | inbecilliori | inbecillioribus |
| Akkusativ | inbecilliorem | inbecilliores, inbecilliora |
| Ablativ | inbecilliori | inbecillioribus |
| Vokativ | inbecillior | inbecilliores, inbecilliora |
| Singular | Plural | |
|---|---|---|
| Nominativ | inbecillissima | inbecillissima |
| Genitiv | — | — |
| Dativ | — | inbecillissimis |
| Akkusativ | — | inbecillissima |
| Ablativ | inbecillissima | inbecillissimis |
| Vokativ | inbecillissima | inbecillissima |
29 (40) Formen für „inbecillis“