| Singular | Plural | |
|---|---|---|
| Nominativ | responsoriom, responsorium | responsoria |
| Genitiv | responsorii | responsoriorum, responsorium |
| Dativ | responsorio | responsoriis |
| Akkusativ | responsorium | responsoria |
| Ablativ | responsorio | responsoriis |
| Vokativ | responsorium | responsoria |
12 (14) Formen für „responsorium“