Formal:
* Dzień dobry, Justyna. (This is the most formal greeting and suitable for someone you don't know well or in a professional setting.)
Informal:
* Cześć, Justyna. (This is a casual greeting, suitable for friends or family.)
* Witaj, Justyna. (This is a slightly more formal than "Cześć" but still informal, suitable for acquaintances or people you know well.)
You can also use "Cześć Justyna!" or "Witaj Justyna!" which is a more direct and concise greeting.
Remember that Polish pronunciation can be tricky. Here's how to pronounce the name Justyna:
* Justyna: YOO-stī-nah
Choosing the right greeting depends on your relationship with Justyna and the situation.