S: (n) frustum (a truncated cone or pyramid; the part that is left when a cone or pyramid is cut by a plane parallel to the base and the apical part is removed)
S: (v) shape, form, work, mold, mould, forge (make something, usually for a specific function) "She molded the rice balls carefully"; "Form cylinders from the dough"; "shape a figure"; "Work the metal into a sword"