Dexterity. Agility; smartness in action.

Deranged. Put out of order; wrongly arranged.

Develop. Brought out; to put into a correct shape or form.

Deferred. Put over to another time.

Designedly. With a direct purpose.

Diagonal. Across an object at an angle to one or more aides.

Diametrically. Across an object through or near the center thereof.

Diagram. A mechanical plan or outline of an object.

Dimension. The distance across an object. The measurement, for instance, of a propeller from tip to tip.

Dynamically. Pertaining to motion as a result of force.