Embossing is when you press into paper or card stock from underneath. This means the finished design stands out from the paper, giving it more of a 3D effect.
Ergonomics is the process of designing workplaces, products and systems so that they fit the people who use them. Ergonomics aims to improve these things to minimise risk of injury or harm, making the user comfortable.
Expressionism refers to art in which the image of reality is distorted in order to make it expressive of the artist’s inner feelings or ideas