quicksand
n. உதிர்மணல்.
Quick"sand`, n. Defn: Sand easily moved or readily yielding to pressure; especially, a deep mass of loose or moving sand mixed with water, sometimes found at the mouth of a river or along some coasts, and very dangerous, from the difficulty of extricating a person who begins sinking into it. Life hath quicksands, -- Life hath snares! Longfellow.