| Singular | Plural | |
|---|---|---|
| Nominativ | firmanentum, firmum, firmus, firma, firmaque, firmanus, firmana | firmi, firmisummus, firmanentum, firmiiter, firmani, firma, firmaque, firmana, firmae |
| Genitiv | firmi, firmisummus, firmisummus, firmiiter, firmiiter, firmani, firmani, firmae, firmi | firmanorum, firmanorum |
| Dativ | firmo, firmo, firmoque, firmae, firmoque | firmanis, firmis, firmissimia, firmisque, firmissinam |
| Akkusativ | firmam, firmum, firmum | firmana, firmos, firmanentum, firma, firmaque, firmas |
| Ablativ | firmanentum, firma, firmaque, firmo, firmo, firmana, firmoque, firmoque | firmissinam, firmanis, firmis, firmissimia, firmisque |
| Vokativ | firmanentum, firmum, firma, firmaque, firmana, firme | firmi, firmisummus, firmanentum, firmiiter, firmani, firma, firmaque, firmana, firmae |
| Singular | Plural | |
|---|---|---|
| Nominativ | firmius, firmior, firmiororum, firmiorque | firmiora, firmiores |
| Genitiv | firmioris, firmioris | firmiororum, firmiorum |
| Dativ | firmiori | firmioribus |
| Akkusativ | firmius, firmiorem | firmiores, firmiora |
| Ablativ | firmiori, firmiore | firmioribus |
| Vokativ | firmius, firmior, firmiororum, firmiorque | firmiora, firmiores |
| Singular | Plural | |
|---|---|---|
| Nominativ | firmissima, firmissimum, firmissimus | firmissima, firmissimi |
| Genitiv | firmissimi, firmissimi | firmissimorum, firmissimorum |
| Dativ | firmissimo, firmissimo | firmissimisque, firmissimis |
| Akkusativ | firmissimam, firmissimum, firmissimum | firmissima, firmissimas, firmissimos |
| Ablativ | firmissima, firmissimo, firmissimo | firmissimis, firmissimisque |
| Vokativ | firmissima, firmissime, firmissimum | firmissima, firmissimi |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | firmiis |
| Akkusativ | — | — |
| Ablativ | — | firmiis |
| Vokativ | — | — |
| Grundform | |
|---|---|
| Positiv | firme |
| Komparativ | — |
| Superlativ | firmissime |