Oh, it's nice! Very sweet. Sounds kind of African to me, though, rather than Polish. I quite like it as short for
Sakina, especially. I don't particularly like
Kunigunde, but I think it would be okay in Poland or somewhere near- especially if it was nicknamed
Kinga!
"You can have freedom, or you can have peace. But not both at once."
Mon PNL:
http://www.behindthename.com/pnl/151927
~ 2angelgoats