1st Declension.
mensa (table) · Feminine (mostly)
| Case | Sg | Pl |
|---|---|---|
| Nominative | -a | -ae |
| Genitive | -ae | -ārum |
| Dative | -ae | -īs |
| Accusative | -am | -ās |
| Ablative | -ā | -īs |
1st declension nouns are a-stem (mostly feminine). The vowel a runs through the singular endings (puella, puellae, puellae, puellam, puellā) and -ae marks the plural nominative.
