Sand dune and Zoo

Sand dune noun - A ridge of sand created by the wind; found in deserts or near lakes and oceans.

Zoo and sand dune are semantically related. In some cases you can use "Zoo" instead a noun phrase "Sand dune".

Zoo noun - A state of noisy, confused activity.

Sand dune and zoo are semantically related. Sometimes you can use "Sand dune" instead a noun "Zoo".