出典:Wiktionary
出典:『Wiktionary』 (2026/03/29 22:08 UTC 版)
Possibly related to hirrio due to its sound, or related to harundo because of its forked tail. Compare Ancient Greek χελῑδών (khelīdṓn).
Third-declension noun.
| singular | plural | |
|---|---|---|
| nominative | hirundō | hirundinēs |
| genitive | hirundinis | hirundinum |
| dative | hirundinī | hirundinibus |
| accusative | hirundinem | hirundinēs |
| ablative | hirundine | hirundinibus |
| vocative | hirundō | hirundinēs |