The crossword solution for the term 'Shiny Surface' is GLOSS, which is a five-letter word. GLOSS is a type of finish that is applied to a surface to make it shiny and reflective. It is often used on wood, metal, and plastic surfaces to give them a glossy look. GLOSS finishes are also used in painting and printing to create a glossy effect. GLOSS finishes are usually made from a combination of resins, waxes, and oils.