beach - an area of sand sloping down to the water of a sea or lake

quicksand - a pit filled with loose wet sand into which objects are sucked down

sand bar, sandbar - a bar of sand

spit, tongue - a narrow strip of land that juts out into the sea

atomic number 14, silicon, Si - a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors

concrete - a strong hard building material composed of sand and gravel and cement and water

dirt, soil - the part of the earth's surface consisting of humus and disintegrated rock

author, writer - writes (books or stories or articles or the like) professionally (for pay)

fortitude - strength of mind that enables one to endure adversity with courage

colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech

smooth, smoothen - make smooth or smoother, as if by rubbing; "smooth the surface of the wood"

rough-sand - sand roughly; "rough-sand the door before painting it"