Gacek
A name for a blind person. It’s like saying they’re a bat. But not in a cool way. It’s more like saying they’re a bat that got hit by a truck.
Your dad called you Gacek because you fell off a chair and hit your head.
Your friend got called Gacek because he thinks the ceiling is a window.
Your teacher called you Gacek because you tried to read the board and failed.