Raise in a relief is a type of embossing, which is a process of creating a raised design on a material. Embossing is done by pressing a die into the material, which creates a three-dimensional effect. This technique is often used to add texture and visual interest to paper, leather, and other materials. Raise in a relief is a specific type of embossing that involves pressing a die into the material from the back side, which creates a raised design on the front side.