Choose the word which is different from the rest.

The answer is B. Hammer.

A dagger, knife, sword, and blade are all edged weapons. A hammer is a blunt weapon.

A dagger is a short, pointed knife with a single edge. It is typically used for stabbing or slashing.

A knife is a tool with a sharp blade used for cutting or slicing. It can be used for a variety of purposes, such as preparing food, cutting wood, or self-defense.

A sword is a long, sharp-edged weapon with a hilt and a blade. It is typically used for cutting or thrusting.

A blade is the cutting edge of a weapon or tool. It can be made of a variety of materials, such as metal, stone, or glass.