壁【かべ】
wall, partition, barrier, obstacle, Chinese "Wall" constellation (one of the 28 mansions)
障壁【しょうへき】
enclosing wall, boundary fence, obstacle, barrier
壁画【へきが】
fresco, mural, wall painting
岸壁【がんぺき】
quay, wharf, jetty, wall-like shoreline, cliff wall
壁紙【かべがみ】
wallpaper, wallpaper, background image, desktop image