A styptic is a substance that stops bleeding when you put it on a cut or wound.
Styptic things are helpful and can make people feel better when they get hurt.
Examples:
I used a styptic to stop the bleeding.
Do you have any styptic for my cut?
The styptic helped my cut feel better.
The styptic made the cut feel like it was never there!
I need a whole bottle of styptic for this big cut!
The styptic is my favorite thing in the first aid kit.