Deklinationen
| Singular | Plural | |
|---|---|---|
| Nominativ | singular sg rigida  | plural pl rigidae  | 
| Genitiv | singular sg rigidae  | plural pl rigidārum  | 
| Dativ | singular sg rigidae  | plural pl rigidīs  | 
| Akkusativ | singular sg rigidam  | plural pl rigidās  | 
| Ablativ | singular sg rigidā  | plural pl rigidīs  | 
| Vokativ | singular sg rigida  | plural pl rigidae  |