(n): a submerged bank of sand near a shore or in a river; can be exposed at low tide
(n): a stretch of shallow water
(n): the part of the earth's surface covered with water (such as a river or lake or ocean)
(n): a large group of fish
(n): a group of animals
(v): make shallow
(v): cause to change; make different; cause a transformation
(v): become shallow
(v): undergo a change; become different in essence; losing one's or its original nature