σφεῖς (spheis): all forms
σφεῖς means “they, them (3rd pl.)”. Below is its full declension in Ancient Greek.
Positive
| Masculine | Feminine | Neuter | |
|---|---|---|---|
| Nominative | σφεῖς | σφεῖς | |
| Genitive | σφῶν | σφῶν | |
| Dative | σφισι(ν) | σφισι(ν) | |
| Accusative | σφέας | σφας | |
| Forms | σφεα |
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.