band bank beam-end bed bedding belt billiard table board border bordure bowling green brim brink brow coast coral heads corbel couche course dead flat dead level deck earth edge esplanade featheredge flange flat flatland floor frame fringe gallery gradin gradino ground hem hob homaloid horizontal horizontal axis horizontal fault horizontal line horizontal parallax horizontal plane horizontal projection ironbound coast labellum labium labrum layer ledges lee shore level level line level plane limb limbus lip list mantel mantelshelf mantle marge margin mean sea level measures overhang overlayer overstory parterre pitfall plain plane platform prairie predella projection quicksands ragged edge retable rim rockbound coast rocks sandbank sandbar sands sea level sea of grass seam selvage shallows shelf shoals shore shoulder side sideline sill skirt stage step steppe story stratum substratum superaltar superstratum table terrace thickness tier topsoil undercurrent underlayer understory understratum undertow verge water level zone