mindmap root((不平)) rough implies the presence of detectable inequalities on the surface, such as points, bristles, ridges, or projections: a ~ wooden board. harsh implies a surface or texture distinctly unpleasant to the touch: the ~ fabric chafed his skin. uneven implies a lack of regularity in height, breadth, or quality: an old house with ~ floors. rugged implies irregularity or roughness of land surface and connotes difficulty of travel: follow the ~ road up the mountain. scabrous implies scaliness or prickliness of surface and may connote an unwholesome, decayed, or diseased appearance: an allergic condition that results in ~ hands.