| Nominative | cirksnis |
| Accusative | cirksni |
| Genitive | cirkšņa |
| Dative | cirksnim |
| Instrumental | cirksni |
| Locative | cirksnī |
| Vocative | cirksni |
| Nominative | cirkšņi |
| Accusative | cirkšņus |
| Genitive | cirkšņu |
| Dative | cirkšņiem |
| Instrumental | cirkšņiem |
| Locative | cirkšņos |
| Vocative | cirkšņi |