δύο (dyo): all forms
δύο means “two”. Below is its full declension in Ancient Greek.
Positive
| Masculine | Feminine | Neuter | Forms | |
|---|---|---|---|---|
| Genitive | δυῶν | δυῶν | δυῶν | |
| Dative | δυοῖσι | δυοῖσι | δυσί |
| Masculine | Feminine | Neuter | Forms | |
|---|---|---|---|---|
| Forms | δύο |
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.