Metallic-looking is a term used to describe something that appears to be made of metal, but may not necessarily be. There are quite a few synonyms for this term, each with their own unique meaning. One common synonym is "metallic," which is a more straightforward way of saying something appears metal-like. Another synonym is "chrome-like," which is often used to describe a reflective and shiny surface that resembles chrome. Other potential synonyms include "shiny," "glistening," "lustrous," and "gleaming." All of these terms can be used to describe something that has a metallic appearance or quality, making them useful for writers and speakers who want to describe various objects in a vivid and accurate way.