Deklinationen
| Singular | Plural | |
|---|---|---|
| Nominativ | singular sg prōtoprāxia | plural pl prōtoprāxiae |
| Genitiv | singular sg prōtoprāxiae | plural pl prōtoprāxiārum |
| Dativ | singular sg prōtoprāxiae | plural pl prōtoprāxiīs |
| Akkusativ | singular sg prōtoprāxiam | plural pl prōtoprāxiās |
| Ablativ | singular sg prōtoprāxiā | plural pl prōtoprāxiīs |
| Vokativ | singular sg prōtoprāxia | plural pl prōtoprāxiae |
