postis
From either:
- Proto-Italic *porstis, from Proto-Indo-European *pr̥-sth₂-i-s (“standing forth”), from *pró + *steh₂- (“to stand”) + *-is;
- or Proto-Italic *postis, from Proto-Indo-European *h₂pó-sth₂-i-s (“standing upright”), from *h₂pó + *steh₂- (“to stand”) + *-is.[1]
Noun
postis m (genitive postis); third declension
Declension
Third-declension noun (i-stem, ablative singular in -e or occasionally -ī).
| Case | Singular | Plural |
|---|---|---|
| Nominative | postis | postēs |
| Genitive | postis | postium |
| Dative | postī | postibus |
| Accusative | postem | postēs postīs |
| Ablative | poste postī |
postibus |
| Vocative | postis | postēs |