| Singular | Plural | |
|---|---|---|
| Nominativ | obstetriciom, obstetricium | obstetricia |
| Genitiv | obstetricii | obstetriciorum |
| Dativ | obstetricio | obstetriciis |
| Akkusativ | obstetricium | obstetricia |
| Ablativ | obstetricio | obstetriciis |
| Vokativ | obstetricium | obstetricia |
12 (13) Formen für „obstetricium“