| Singular | Plural | |
|---|---|---|
| Nominativ | fastus, fasta, fastum | fasta, fasti, fastae |
| Genitiv | fasti, fasti, fastae | fastorum, fastorum, fastarum |
| Dativ | fasto, fasto, fastae | fastis |
| Akkusativ | fastum, fastum, fastam | fasta, fastos, fastas, fastosque |
| Ablativ | fasta, fasto, fasto | fastis |
| Vokativ | fasta, fastum, faste | fasta, fasti, fastae |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | fastus, fastus | fasti, fastuus, fastus |
| Genitiv | fasti, fastus | fastuum, fastum, fastorum, fastum |
| Dativ | fastui, fastuque, fastu, fasto | fastibus, fastis, fastubus |
| Akkusativ | fastum, fastom, fastum | fastuus, fastos, fastosque, fastus |
| Ablativ | fasto, fastuque, fastu | fastubus, fastibus, fastis |
| Vokativ | fastus, faste | fasti, fastuus, fastus |
| Grundform | |
|---|---|
| Positiv | faste |
| Komparativ | — |
| Superlativ | — |