Blade

λεπίδα

lepída

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

παλάμη

palámi

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

πτερύγιο

pterýgio

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

φύλλο

fýllo

(the flat part of a leaf or petal)