bank - a long ridge or pile; "a huge bank of earth"

bar - a submerged (or partly submerged) ridge in a river or along a shore; "the boat ran aground on a submerged bar in the river"

dune, sand dune - a ridge of sand created by the wind; found in deserts or near lakes and oceans

esker - (geology) a long winding ridge of post glacial gravel and other sediment; deposited by meltwater from glaciers or ice sheets

ledge, shelf - a projecting ridge on a mountain or submerged under water

natural elevation, elevation - a raised or elevated geological formation

reef - a submerged ridge of rock or coral near the surface of the water

ripple mark - one of a series of small ridges produced in sand by water currents or by wind

raphe, rhaphe - a ridge that forms a seam between two parts

convex shape, convexity - a shape that curves or bulges outward

corrugation - a ridge on a corrugated surface

arete - a sharp narrow ridge found in rugged mountains

geological formation, formation - (geology) the geological features of the earth

hogback, horseback - a narrow ridge of hills

appendage, outgrowth, process - a natural prolongation or projection from a part of an organism either animal or plant; "a bony process"

superciliary arch, superciliary ridge, supraorbital ridge, supraorbital torus - a ridge on the frontal bone above the eye socket

beam - long thick piece of wood or metal or concrete, etc., used in construction

gable roof, saddle roof, saddleback roof, saddleback - a double sloping roof with a ridge and gables at each end

cover, extend - span an interval of distance, space or time; "The war extended over five years"; "The period covered the turn of the century"; "My land extends over the hills on the horizon"; "This farm covers some 200 acres"

farming, husbandry, agriculture - the practice of cultivating the land or raising stock

plow, plough, turn - to break and turn over earth especially with a plow; "Farmer Jones plowed his east field last week"; "turn the earth in the Spring"

throw - project through the air; "throw a frisbee"

spade - dig (up) with a spade; "I spade compost into the flower beds"

shape, form - give a shape or form to; "shape the dough"