Blade

blad

(typically sharp-edged working end of a knife or other cutting tool)

blad

(a weapon such as a dagger)

blad

(flat, functional end of a tool or utensil, such as a propeller, oar, hockey stick, screwdriver, or skate)

blad

(the flat part of a leaf or petal)

blad

(thin plate, foil)

klinge

(typically sharp-edged working end of a knife or other cutting tool)