| Nominative | sympatikus |
| Genitive | sympatiku |
| Dative | sympatiku |
| Accusative | sympatikus |
| Vocative | sympatiku |
| Locative | sympatiku |
| Instrumental | sympatikem |
| Nominative | sympatiky |
| Genitive | sympatiků |
| Dative | sympatikům |
| Accusative | sympatiky |
| Vocative | sympatiky |
| Locative | sympaticích |
| Instrumental | sympatiky |