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Definition 2025
Jacek
Jacek
Polish
Proper noun
Jacek m pers (diminutive Jacuś)
- A male given name
Declension
declension of Jacek
| singular | plural | |
|---|---|---|
| nominative | Jacek | Jackowie |
| genitive | Jacka | Jacków |
| dative | Jackowi | Jackom |
| accusative | Jacka | Jacków |
| instrumental | Jackiem | Jackami |
| locative | Jacku | Jackach |
| vocative | Jacku | Jackowie |