The term 'blunt blades' refers to a type of blade that has been dulled or made less sharp. An epee (5 letters) is a type of fencing sword with a triangular cross-section and a blunted tip, while an epee (4 letters) is a type of fencing sword with a rounded tip. GRASS (5 letters) is a common plant found in many gardens and lawns, and MOWS (4 letters) is the act of cutting GRASS with a blade. MOW (3 letters) is the verb form of mowing. Ruben (5 letters) is a type of sandwich made with rye bread, Swiss cheese, and corned beef. All of these terms are related to the term 'blunt blades' in that they involve the use of blades that have been dulled or made less sharp.