| Singular | Plural | |
|---|---|---|
| Nominativ | fenisicia | fenisiciae |
| Genitiv | fenisiciae, fenisiciai | fenisiciarum, fenisicium |
| Dativ | fenisiciai, fenisiciae | fenisiciis, fenisiciabus |
| Akkusativ | fenisiciam | fenisicias |
| Ablativ | fenisicia, fenisiciad | fenisiciis, fenisiciabus |
| Vokativ | fenisicia | fenisiciae |