φτερνα | singular, nominative | singular, nominative | |
φτερνας | singular, genitive | singular, genitive | |
φτερνα | singular, accusative | singular, accusative | |
- | singular, vocative | singular, vocative | |
φτερνες | plural, nominative | plural, nominative | |
φτερνων | plural, genitive | plural, genitive | |
φτερνες | plural, accusative | plural, accusative | |
- | plural, vocative | plural, vocative |