Deklinationen
| Singular | Plural | |
|---|---|---|
| Nominativ | singular sg lacūna | plural pl lacūnae |
| Genitiv | singular sg lacūnae | plural pl lacūnārum |
| Dativ | singular sg lacūnae | plural pl lacūnīs |
| Akkusativ | singular sg lacūnam | plural pl lacūnās |
| Ablativ | singular sg lacūnā | plural pl lacūnīs |
| Vokativ | singular sg lacūna | plural pl lacūnae |