| Nominativ | improbabilibus, improbalitas, improbus, imbrobus, improba, improbabilis, improbabiles, improbum | improbiter, imbrobi, improbiorem, improbiusque, improbabilibus, improbalitas, improba, improbabilis, improbi, improbabiles, improbae |
| Genitiv | improbiorem, imbrobi, improbiorem, improbiusque, improbiusque, improbi, improbi, improbae, improbiter, improbiter, imbrobi | improbarum, improborum, improborum |
| Dativ | improbo, improbo, improbae | improbissimi, improbissimis, improbis, improbissimo, improbissima, improbissimorum, improbissimae, improbissimos, improbissimam, improbissimum, improbissimas, improbissimus, improbissime |
| Akkusativ | improbum, improbum, improbam | improbabiles, imbrobos, improbalitas, improbabilibus, improbas, improba, improbos, improbabilis, improbossime, improbossus |
| Ablativ | improbabilibus, improbalitas, improba, improbo, improbo, improbabilis, improbabiles | improbissimi, improbissimis, improbis, improbissimo, improbissima, improbissimorum, improbissimae, improbissimos, improbissimam, improbissimum, improbissimas, improbissimus, improbissime |
| Vokativ | improbum, improbabilibus, improbalitas, improba, improbabilis, improbe, improbabiles | improbae, improbiter, imbrobi, improbiorem, improbalitas, improbiusque, improbabilibus, improba, improbabilis, improbi, improbabiles |
