The term ARTWORK ON THE WALL can be solved by the 8-letter word PAINTING. Paintings are two-dimensional artworks created on canvas, paper, wood, or other materials. They are often hung on walls as decoration or to express a certain emotion. Paintings can be created with a variety of mediums, such as oil, acrylic, watercolor, and pastel. Paintings can also be abstract or representational, depending on the artist's style.