The term 'high gloss' is used to describe a type of finish that is very shiny and reflective. The two crossword solutions for this term are 'SHEEN' (5 letters) and 'ENAMEL' (6 letters). SHEEN is a term used to describe the degree of light reflection from a surface, with high SHEEN being very reflective. ENAMEL is a type of paint or coating that is glossy and highly reflective. Both SHEEN and ENAMEL can be used to achieve a high gloss finish.