Raue is a German word that means rough or rugged. It is often used to describe surfaces and textures that feel coarse to the touch, or environments that are harsh and inhospitable. Synonyms for raue include harsh, gritty, coarse, abrasive, and prickly. These words can be used to describe anything from sandpaper to a bumpy dirt road or a prickly cactus plant. Other synonyms for raue might include rugged, harsh, or unyielding. Regardless of the context in which it is used, the word raue is typically associated with roughness and toughness.