| Nominativ | familiaris, familiare, familiarissime, familiarissimus, familiarissimis, familiarissimam, familiarissimo, familiarissimos, familiarissimum, familiarissima, familiarissimae, familiarissimi | familiares, familiaria, familiaricae, familiareis |
| Genitiv | familiaris, familiarissime, familiarissimus, familiarissimis, familiarissimam, familiarissimo, familiarissimos, familiarissimum, familiaricae, familiarissima, familiarissimae, familiarissimi | familiarium, familiarum |
| Dativ | familiari, familiariora, familiaricae, familiaritis | familiaribus |
| Akkusativ | familiarem, familiare | familiares, familiaris, familiaria, familiarissime, familiarissimos, familiarissimus, familiarissimis, familiarissimam, familiarissimo, familiarissimum, familiareis, familiarissima, familiarissimae, familiarissimi, familiaricas |
| Ablativ | familiari, familiare, familiariora, familiaritis | familiaribus |
| Vokativ | familiaris, familiare, familiarissime, familiarissimus, familiarissimis, familiarissimam, familiarissimo, familiarissimos, familiarissimum, familiarissima, familiarissimae, familiarissimi | familiares, familiaria, familiaricae |
