ακτινιδες | singular, nominative, Αρσενικό | singular, nominative, Αρσενικό |
ακτινιδα | singular, nominative | singular, nominative | |
ακτινιδας | singular, genitive | singular, genitive | |
ακτινιδα | singular, accusative | singular, accusative | |
- | singular, vocative | singular, vocative | |
ακτινιδες | plural, nominative | plural, nominative | |
ακτινιδων | plural, genitive | plural, genitive | |
ακτινιδες | plural, accusative | plural, accusative | |
- | plural, vocative | plural, vocative |