αἰθήρ (aither): all forms
αἰθήρ means “upper air, sky”. Below is its full declension in Ancient Greek.
Forms
| Masculine | |
|---|---|
| Nominative | Αἰθήρ · αἰθήρ |
| Genitive | Αἰθέρος · αἰθέρος |
| Dative | Αἰθέρι · αἰθέρι |
| Accusative | Αἰθέρα · αἰθέρα |
| Vocative | Αἰθέρ · αἰθέρ |
| Masculine | |
|---|---|
| Nominative | Αἰθέρες · αἰθέρες |
| Genitive | Αἰθέρων · αἰθέρων |
| Dative | Αἰθέρσι(ν) · αἰθέρσι · Αἰθράσι · αἰθράσι |
| Accusative | Αἰθέρας · αἰθέρας · Αἰθράς · αἰθράς |
| Vocative | Αἰθέρες · αἰθέρες |
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.