There are several synonyms for the word "glasslike" that can be used to describe something that has a smooth or shiny appearance resembling glass. The word "crystalline" can be used to describe something that is clear and transparent, much like glass. "Translucent" can also be used to describe something that allows light to pass through, but is not completely transparent. If something is smooth and polished, "lustrous" can be used to describe its glasslike appearance. "Reflective" can be used to describe something that has a mirror-like surface, while "gleaming" suggests a radiant and bright shine. Overall, there are many different synonyms that can be used to describe something that has a glasslike appearance.