Superimpregnation is a technical term often used in the context of material science and engineering. It refers to the process of saturating a material with another substance, usually a resin or a polymer. However, there are various other synonyms for this term, such as impregnation, infusion, saturation, permeation, and infiltration. Each of these words describes the process of adding a substance into a material to increase its strength or durability. The specific term used depends on the context and the intended benefits of the process. However, they all share the common goal of improving the performance of materials by enhancing their properties.