harsh or severe speech or behavior; "men associate the roughness of nonstandard working-class speech with masculinity"; "the roughness of her voice was a signal to keep quiet"
a texture of a surface or edge that is not smooth but is irregular and uneven
any backward region that is isolated from the world and resists progress
a body of water that was created by a flood or tide or by being held or forced back by a dam; "the bayous and backwaters are breeding grounds for mosquitos"