| Singular | Plural | |
|---|---|---|
| Nominativ | cepotaphius | cepotaphii |
| Genitiv | cepotaphii | cepotaphiorum, cepotaphium |
| Dativ | cepotaphio | cepotaphiis |
| Akkusativ | cepotaphiom, cepotaphium | cepotaphios |
| Ablativ | cepotaphio | cepotaphiis |
| Vokativ | cepotaphiole, cepotaphie | cepotaphii |
12 (15) Formen für „cepotaphius“